How Photographers Make Timelapse Videos

We've posted tons of timelapse videos here, but haven't shown you much on how those videos are put together. In the short film below, photographer Michael Shainblum explains how he makes timelapse videos. If you want to skip the intro, zip forward to about 3:00 to see a sample setup. This scratches the surface and shows you the broad strokes; there's more technical detail in the last video below.
And here's Shainblum's latest timelapse project, shot in California:
If that wasn't enough technical detail for you, here's a more detailed look at the process, including specifics on how the intervalometer works: