[angch]

They fly their own planes these days.

https://blog.google/topics/inside-google/google-earths-incre...

Too bad it's a video. Fast forward about 2 minutes.

Or: https://youtu.be/suo_aUTUpps?t=121

Fly plane. Zig zag. 5 cameras, then photogrammetry. StreetView, from planes.

[londons_explore]

Not really effective for non-urban areas.