Artist Paintpots in the Gibbon Geyser Basin in the Yellowstone National Park, Wyoming, USAYellowstone National Park was founded on March 1, 1872, and is considered the world’s first national park. It
The Artist Paintpots in the Gibbon Geyser Basin — bubbling mudpots that make a satisfying plopping sound kids find endlessly amusing. A shorter stop, but worth it if you're passing through. © Dietmar Rabich, CC BY-SA 4.0, via Wikimedia Commons

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