Park County Fall + Historical Pictures

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Explore Yellowstone National Park’s headquarters and the red-roofed fort that served as a U.S. Army base during the park’s early days.

Explore Yellowstone National Park’s headquarters and the red-roofed fort that served as a U.S. Army base during the park’s early days.

Explore Yellowstone National Park’s headquarters and the red-roofed fort that served as a U.S. Army base during the park’s early days.

Get close to the bubbling hot springs and spouting geysers of the hottest and most changeable geothermal area of Yellowstone National Park. 

Explore Yellowstone National Park’s headquarters and the red-roofed fort that served as a U.S. Army base during the park’s early days.

Explore Yellowstone National Park’s headquarters and the red-roofed fort that served as a U.S. Army base during the park’s early days.