Top 10 Things to See and Do in Yellowstone National Park
- Old Faithful Geyser: Erupts every 40–120 min, up to 180 ft.
- Grand Prismatic Spring: Largest U.S. hot spring, vibrant colors from thermophilic bacteria.
- Hayden Valley: Wildlife haven – bison, elk, wolves, bears.
- Yellowstone Canyon: Grand Canyon of the Yellowstone River, waterfalls, cliffs.
- Mammoth Hot Springs: Terraced travertine formations.
- Lamar Valley: Rolling hills, rivers, forests; prime wildlife spotting.
- West Thumb Geyser Basin: Geothermal activity on Yellowstone Lake shore.
- Boiling River: Natural hot tub where hot springs mix with cold river.
- Norris Geyser Basin: Largest geyser basin, intense activity.
- Wildlife Watching: Grizzlies, black bears, wolves, bison, elk, moose, pronghorns, birds.
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