PLATE TECTONICS, or a scientific cure for short-term thinking!
This online app is great fun to play with. Type in your hometown at the top, pick the time in the past, and the app shows the location of your current address. At one time, you might find yourself at the bottom of an ocean, then in the middle of a supercontinent a hundred million years later. As time moves closer to the present day, the Earth begins to look a little more familiar.