2c:null 2d:["$","title",null,{"children":"Grace Chen - Holiday Souvenir | 🪦 dv develop 2025 spring | Observable"}] 32:T1e97,map = { let parent = DOM.element('div', { style: `width:${width}px;height:${width / 2}px` }); yield parent; let map = L.map(parent).setView([44.2220, 12.0409], 9); L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', { attribution: '© OpenStreetMap' }).addTo(map); // Add your track (make sure `geojson` is defined in another cell) const layers = geojson_tracks.map((geojson, i) => L.geoJSON(geojson, { style: { color: 'blue', weight: 4 } }).addTo(map) ); trainRoutes.forEach(route => { L.polyline(route.coords, { color: route.color, weight: 3, dashArray: "6, 6" // makes it dashed (optional) }) .bindPopup(route.name) .addTo(map); }); // Auto zoom to fit the track map.setView(city.value, city.zoom); let marker_sfog = L.marker([44.49323, 11.34632], {icon: restaurant}).addTo(map); marker_sfog.bindPopup(` Sfoglia Rina
Restaurant

`); let marker_towers = L.marker([44.49435, 11.34646], {icon: viewpoint}).addTo(map); marker_towers.bindPopup(` Due Torri
Viewpoint

`); // "bind" basically means "connect" let marker_7church = L.marker([44.49228, 11.34824], {icon: viewpoint}).addTo(map); marker_7church.bindPopup(` Basilica Santuario Santo Stefano
Viewpoint

`); // "bind" basically means "connect" let marker_creamvs = L.marker([44.49318, 11.34759], {icon: gelato}).addTo(map); marker_creamvs.bindPopup(` Creameria La Vecchia Stalla
Gelato

`); // "bind" basically means "connect" let marker_tratt = L.marker([44.49855, 11.34531], {icon: restaurant}).addTo(map); marker_tratt.bindPopup(` Trattoria La Finestrella
Restaurant

`); // "bind" basically means "connect" let marker_noi = L.marker([44.49613, 11.33804], {icon: restaurant}).addTo(map); marker_noi.bindPopup(` NOI - Quelli di Cantina Bentivoglio
Restaurant

`); // "bind" basically means "connect" let marker_slpeak = L.marker([44.47925, 11.29790], {icon: viewpoint}).addTo(map); marker_slpeak.bindPopup(` Santuario della Beata Vergine di San Luca
Viewpoint

`); // "bind" basically means "connect" let marker_cc = L.marker([44.49119, 11.34402], {icon: gelato}).addTo(map); marker_cc.bindPopup(` Cremeria Cavour
Gelato

`); // "bind" basically means "connect" let marker_bv = L.marker([44.49338, 11.34400], {icon: restaurant}).addTo(map); marker_bv.bindPopup(` Bella Vita
Restaurant

`); // "bind" basically means "connect" //marker_bv.openPopup(); let marker_pm = L.marker([44.49348, 11.34367], {icon: viewpoint}).addTo(map); marker_pm.bindPopup(`Piazza Maggiore
Viewpoint

`); // "bind" basically means "connect" let marker_rp = L.marker([44.41698, 12.19949], {icon: restaurant}).addTo(map); marker_rp.bindPopup(` Profumo di piadina
Restaurant

`); // "bind" basically means "connect" let marker_pcg3 = L.marker([44.41835, 12.20375], {icon: gelato}).addTo(map); marker_pcg3.bindPopup(` Pasticceria Caffetteria Gelateria 3 Sorelle
Gelato

`); // "bind" basically means "connect" let marker_fi1 = L.marker([44.41703, 12.20071], {icon: flashInvader}).addTo(map); marker_fi1.bindPopup(` Flash Invader 1
Flash Invader

`); // "bind" basically means "connect" let marker_fi2 = L.marker([44.41846, 12.20342], {icon: flashInvader}).addTo(map); marker_fi2.bindPopup(` Flash Invader 2
Flash Invader

`); // "bind" basically means "connect" let marker_cf = L.marker([44.41623, 12.20116], {icon: viewpoint}).addTo(map); marker_cf.bindPopup(` Chiostri Francescani
Viewpoint

`); // "bind" basically means "connect" let marker_fi3 = L.marker([44.41881, 12.19911], {icon: flashInvader}).addTo(map); marker_fi3.bindPopup(` Flash Invader 3
Flash Invader

`); // "bind" basically means "connect" let marker_fi4 = L.marker([44.41673, 12.19960], {icon: flashInvader}).addTo(map); marker_fi4.bindPopup(` Flash Invader 4
Flash Invader

`); // "bind" basically means "connect" let marker_dt = L.marker([44.41626, 12.20098], {icon: flashInvader}).addTo(map); marker_dt.bindPopup(` Dante's Tomb
Viewpoint

`); // "bind" basically means "connect" let marker_ost = L.marker([44.06775, 12.57916], {icon: restaurant}).addTo(map); marker_ost.bindPopup(` Osteria Le Logge
Restaurant

`); // "bind" basically means "connect" let marker_bis = L.marker([44.06723, 12.58100], {icon: gelato}).addTo(map); marker_bis.bindPopup(` 3 bis
Gelato

`); // "bind" basically means "connect" let marker_pagamirror = L.marker([44.06970, 12.58044], {icon: frisbee}).addTo(map); marker_pagamirror .bindPopup(` Mirror Selfie
Paganello 2025

`); // "bind" basically means "connect" let marker_ts = L.marker([44.06466, 12.58396], {icon: restaurant}).addTo(map); marker_ts.bindPopup(` Toki Sushi
Restaurant

`); // "bind" basically means "connect" let marker_teammates = L.marker([44.06824, 12.58565], {icon: frisbee}).addTo(map); marker_teammates.bindPopup(` Teammates <3
Paganello 2025

`); // "bind" basically means "connect" let marker_mc = L.marker([44.07047, 12.57720], {icon: restaurant}).addTo(map); marker_mc.bindPopup(` Marina Centro - Cucina di Riviera
Restaurant

`); // "bind" basically means "connect" let marker_finals = L.marker([44.06771, 12.58442], {icon: frisbee}).addTo(map); marker_finals .bindPopup(` Finals
Paganello 2025

`); // "bind" basically means "connect" 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30:{"id":"8e50a5876a994417","slug":"gc-holiday-souvenir","title":"Grace Chen - Holiday Souvenir","thumbnail":"332ffb69041cd1723780c74a6ef3212d0da4809a6924721cdceb8b1cf36ee201","access_level":"public","create_time":"$D2025-05-15T16:33:48.415Z","update_time":"$D2025-05-16T15:01:17.904Z","view_time":null,"first_public_time":"$D2025-05-15T20:14:33.374Z","has_unpublished_edits":null,"fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"caa1f4ddba1048c5","login":"dv-develop-2025s","name":"🪦 dv develop 2025 spring","avatar_url":"https://avatars-next.observableusercontent.com/4e75b7ea2e28b63057c20457d28474e4c0622d1b506ebef5d878e38c0c606a40","tier":"pro_2024"},"version":328,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"ec64fb3abdc1053a","login":"grace-chen","name":"Grace Chen","avatar_url":"https://avatars-next.observableusercontent.com/b6f469b045c91ba4f01137bd3b1bef884e09eb592f6ebe13febb8a319c830798","tier":null}],"members":[{"type":"team","id":"caa1f4ddba1048c5","login":"dv-develop-2025s","name":"🪦 dv develop 2025 spring","avatar_url":"https://avatars-next.observableusercontent.com/4e75b7ea2e28b63057c20457d28474e4c0622d1b506ebef5d878e38c0c606a40","tier":"pro_2024","role":"editor"},{"type":"individual","id":"ec64fb3abdc1053a","login":"grace-chen","name":"Grace Chen","avatar_url":"https://avatars-next.observableusercontent.com/b6f469b045c91ba4f01137bd3b1bef884e09eb592f6ebe13febb8a319c830798","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":true,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"titling":"auto","title":"Grace Chen - Holiday Souvenir","cells":[{"id":0,"value":"# Grace Chen - Holiday Souvenir","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":164,"value":"// Leaflet code and additional inspriation from @coreydockser/learning-leaflet","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":327,"value":"import { DOMParser } from \"https://cdn.skypack.dev/@xmldom/xmldom\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":271,"value":"Below is a digital \"holiday souvenir\" for my trip to Rimini, Ravenna, and Bologna, Italy, over the Easter Break. We spent 2 days in Bologna, 1 in Ravenna, and 3 in Rimini; however, in Rimini, we were there for a beach ultimate frisbee tournament, so there is not as much data of us on the beach, as my phone was off for most of the day. OSMand Maps was not able to record any of our train trips, so I'm hoping the dashed purple lines do the train rides some sort of justice.","pinned":false,"hidden":false,"mode":"html","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":193,"value":"viewof city = Inputs.select([\n {label: \"[Zoom Out]\", value: [44.2220, 12.0409], zoom: 9},\n {label: \"Bologna\", value: [44.489242, 11.320756], zoom: 12.5}, // centered around tracks //zoom: 14\n {label: \"Ravenna\", value: [44.415856, 12.201767], zoom: 15}, // zoome: 15\n {label: \"Rimini\", value: [44.066494, 12.574546], zoom: 15}\n], {\n label: \"Select a city to zoom\",\n value: \"[Zoom Out]\",\n format: d => d.label\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":161,"value":"$32","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":279,"value":"

\n---\n# Appendix","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":274,"value":"html` `","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":277,"value":"L = require('leaflet@1.7.1')","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":73,"value":"bologna_gpx = FileAttachment(\"bologna.gpx\").text()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":79,"value":"togeojson = await import(\"https://cdn.skypack.dev/togeojson\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":81,"value":"bologna_geojson = {\n const xml = new DOMParser().parseFromString(await bologna_gpx, \"text/xml\");\n return togeojson.gpx(xml);\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":89,"value":"ravenna_gpx = FileAttachment(\"ravenna.gpx\").text()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":92,"value":"ravenna_geojson = {\n const xml = new DOMParser().parseFromString(await ravenna_gpx, \"text/xml\");\n return togeojson.gpx(xml);\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":215,"value":"bologna0_gpx = FileAttachment(\"bologna0.gpx\").text()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":219,"value":"bologna0_geojson = {\n const xml = new DOMParser().parseFromString(await bologna0_gpx, \"text/xml\");\n return togeojson.gpx(xml);\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":96,"value":"rimini_gpx = FileAttachment(\"rimini.gpx\").text()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":98,"value":"rimini_geojson = {\n const xml = new DOMParser().parseFromString(await rimini_gpx, \"text/xml\");\n return togeojson.gpx(xml);\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":104,"value":"geojson_tracks = [bologna0_geojson, bologna_geojson, ravenna_geojson, rimini_geojson];","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":109,"value":"trainRoutes = [\n {\n name: \"Bologna → Ravenna\",\n color: \"purple\",\n coords: [\n [44.506659, 11.342471], // Bologna\n [44.4191, 12.2081] // Ravenna\n ]\n },\n {\n name: \"Ravenna → Rimini\",\n color: \"purple\",\n coords: [\n [44.4191, 12.2081], // Ravenna\n [44.0640, 12.5738] // Rimini\n ]\n },\n {\n name: \"Rimini → Bologna\",\n color: \"purple\",\n coords: [\n [44.0640, 12.5738], // Rimini\n [44.506659, 11.342471] // Bologna\n ]\n }\n \n];","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":120,"value":"city.value","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":171,"value":"restaurant = L.icon({\n iconUrl: restaurantIconUrl, // from FileAttachment\n iconSize: [40, 40],\n iconAnchor: [20, 20],\n popupAnchor: [0, -10]\n});","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":178,"value":"restaurantIconUrl = FileAttachment(\"utensils.jpeg\").url()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":196,"value":"eyeIconUrl = FileAttachment(\"eye.jpg\").url()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":200,"value":"viewpoint = L.icon({\n iconUrl: eyeIconUrl, // from FileAttachment\n iconSize: [40, 40],\n iconAnchor: [20, 20],\n popupAnchor: [0, -10]\n});","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":204,"value":"gelatoIconUrl = FileAttachment(\"ice_cream.jpeg\").url()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":207,"value":"gelato = L.icon({\n iconUrl: gelatoIconUrl, // from FileAttachment\n iconSize: [40, 40],\n iconAnchor: [20, 20],\n popupAnchor: [0, -10]\n});","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":233,"value":"frisbeeIconUrl = FileAttachment(\"fris.jpg\").url()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":235,"value":"frisbee = L.icon({\n iconUrl: frisbeeIconUrl, // from FileAttachment\n iconSize: [40, 40],\n iconAnchor: [20, 20],\n popupAnchor: [0, -10]\n});","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":311,"value":"flashInvader1IconUrl = FileAttachment(\"flash invader.png\").url()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":314,"value":"flashInvader = L.icon({\n iconUrl: flashInvader1IconUrl, // from FileAttachment\n iconSize: [40, 40],\n iconAnchor: [20, 20],\n popupAnchor: [0, -10]\n});","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W33","stdlib":"1"}} 31:"$30:body"