West Yellowstone

West Yellowstone Chamber of Commerce / CVB / West Yellowstone, MT

An Aha! moment in West Yellowstone

Yellowstone National Park

At West Entrance

nature, learning

Grand Prismatic Spring is about 370 feet across and more than 121 feet deep. Old Faithful tells a different geological story: the 1959 Hebgen Lake earthquake changed its eruption pattern into two distinct intervals.

Discovery Waypoints

• Grand Prismatic Spring / Natural Feature — A hot spring in Midway Geyser Basin.
• Old Faithful / Natural Feature — A geyser with a viewing area and surrounding boardwalks.
• Grizzly & Wolf Discovery Center / Local Attraction
• Hebgen Lake / Natural Feature
• Museum of the Yellowstone / Museum / Learning
• Earthquake Lake / Natural Feature
• Madison River / Natural Feature
• Yellowstone West Entrance / Local Attraction

Local Knowledge

• Grand Prismatic Spring / Natural Feature — It measures approximately 370 feet in diameter and is more than 121 feet deep.
• Old Faithful / Natural Feature — The 1959 Hebgen Lake Earthquake changed its eruption pattern to two distinct intervals.

From Grand Prismatic Spring to Old Faithful and Grizzly & Wolf Discovery Center, every stop can become an Aha! Discovery Point—helping visitors explore more deeply while connecting them to the businesses and stories that make West Yellowstone distinctive.

Additional local facts are awaiting source verification. Place listings do not imply Aha! partnerships or installed Discovery Points.

Hero photograph: Don Barron / Pexels.

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