10 Things I Learned at Yellowstone National Park

Steph Yiu

Each year, my friends and I visit one national park together. In the last three years, we’ve done Yosemite, Banff, and Zion – this year it was Yellowstone. My favorite part of this trip was nerding out and learning as much as I could about the volcanic ecosystem that created the nation’s first National Park.

#1. Yellowstone is the largest supervolcano on the continent.

This supervolcano has had three major eruptions, each around 700,000 years apart. The volcano’s calderas (i.e. the part that explodes) encompass pretty much the entire park. There isn’t an eruption expected anytime soon, but if there is one, it would be devastating to the western United States.

Lower Yellowstone Falls. Lower Yellowstone Falls. Almost the entire park is a caldera.

#2. Yellowstone holds the most geysers anywhere on earth.

Two-thirds of the world’s geysers live at Yellowstone. Just a few miles below the surface of the park lives a massive magma…

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