When people think of Yellowstone, they usually picture geysers or bison. But for me, the sheer volume of water moving through this park is just as impressive. Because the park sits on a massive volcanic plateau, the rivers have to drop off the edges somewhere—and when they do, they create some of the most dramatic canyon views in the West.

Photographing them is a lesson in scale. Standing at the brink of the Lower Falls, watching the Yellowstone River plunge over 300 feet into a canyon of yellow, volcanic rock, you can literally feel the vibration in your boots.

From a technical side, the challenge is always about managing the light and the movement. You’ve got the dark green pines, the stark, brightly colored canyon walls, and a massive column of white water that wants to blow out your highlights if you aren't careful. Whether you use a fast shutter to freeze the violent explosion of spray at the bottom, or a longer exposure to smooth out the chaos, it's all about capturing the raw energy of gravity at work.

This gallery is a look at those places where the water cuts through the stone—crisp, loud, and completely unstoppable.