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Fog-Filled Valley

Credit: National Park Service
Fog rolls through the Yellowstone River Valley, and across the Blacktail Deer Plateau in Yellowstone National Park. The iconic…Read More »

park is located primarily in Wyoming, but also stretches into parts of Montana and Idaho.

One of Yellowstone's most well-known features is a geyser known as Old Faithful. The geyser erupts roughly every 50 to 90 minutes, spewing steam and hot water in a spectacular display. [Related: 8 Amazing National Park Structures]   Less «
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