How Google Earth Builds Its 3D Imagery

People link it as the quick answer to how Google builds 3D maps, and as evidence that planes are still used to capture the imagery.

A short explainer from Nat and Friends on where Google Earth's 3D imagery comes from, how it is stitched together, and how often it is updated. It describes aircraft carrying camera rigs and photogrammetry that turns the photos into 3D models.