This interesting blog post from Picture This Library of Congress Prints and Photos:Double Take: Dating a Photo had a link at the bottom in Learn More of aerial views of washington d.c. I changed the end of that search URL to San Francisco and got some sky high and fairly current historic views of San Francisco.
Comparing these several decades old photos with the new 3D updates in apps such as Apple Maps can be wonderful sparks for students to dig into comparisons and questions about:
I’ve added a couple of these to this album. If you find some you like from a city near you, please add.
Maps Engineering City growth Climate Change San Francisco Aerial 3D maps