Plot.plot({
projection: { type: "orthographic", rotate: [110, -50] },
marks: [
Plot.dot(airports, { x: "longitude", y: "latitude", fill: "red", r: 1 }),
Plot.voronoiMesh(airports, { x: "longitude", y: "latitude", clip: land }),
Plot.sphere(),
Plot.geo(land)
]
})