Adventure
Grand Prismatic Spring
See one of Yellowstone’s most photographed thermal features, where vivid bands of orange, yellow, green, and deep blue create one of the park’s most unforgettable sights.
Experience Style
Scenic, educational, geothermal, photo-friendly, and guided
Best For
Yellowstone visitors, photographers, families, geology lovers, nature lovers, and first-time park explorers
Location
Midway Geyser Basin in Yellowstone National Park
Highlight
One of Yellowstone’s most iconic hot springs and the third-largest spring in the world
Tour Overview
A Spectacular Stop in Midway Geyser Basin
Located in Yellowstone’s Midway Geyser Basin, Grand Prismatic Spring may not have the same name recognition as Old Faithful, but it stands out as one of the park’s most photographed thermal features. Its vivid colors, immense size, and surreal appearance make it one of Yellowstone’s most memorable natural wonders.
The spring’s bright bands of orange, yellow, and green surround a deep blue center, creating a view that feels almost unreal. Grand Prismatic captures the unique beauty of Yellowstone’s geothermal landscape while offering visitors a close look at the powerful heat, water, minerals, and microbes that shape the park.
Whether you’re visiting Yellowstone for the first time or returning to see the park in a new way, Grand Prismatic Spring is a must-see stop for photography, sightseeing, geology, and appreciation of Yellowstone’s wild thermal world.
Iconic Yellowstone View
Grand Prismatic Spring is one of Yellowstone’s most recognizable and photographed geothermal features.
Vivid Natural Color
The spring’s deep blue center and colorful outer rings create a striking display of geothermal beauty.
Impressive Scale
At roughly 370 feet across, Grand Prismatic is larger than a football field and is one of the largest hot springs.
Geothermal Science
The spring offers a fascinating look at Yellowstone’s heat-loving microbes, thermal activity, and natural color patterns.
What to Expect
A visit to Grand Prismatic Spring offers a chance to experience one of the most visually dramatic places in Yellowstone. Boardwalks in Midway Geyser Basin allow visitors to view the spring and surrounding thermal features while staying safely on designated paths.
The experience can be peaceful, educational, and highly photogenic, though timing matters. Steam, weather, crowds, and season can all affect visibility. On some days, the spring’s colors are clear and brilliant. On cooler days, steam may rise thickly from the hot water, adding drama but sometimes limiting the view.
A guided experience can help your group understand what you’re seeing, from the spring’s size and temperature to the microbial mats that create its famous color bands.
Midway Geyser Basin
Explore the geothermal area that holds Grand Prismatic Spring and other nearby thermal features.
Brilliant Color Bands
See orange, yellow, green, and deep blue tones created by heat, water, minerals, and thermophilic organisms.
Massive Hot Spring
Experience the scale of a spring that stretches about 370 feet across and reaches impressive depths.
Geothermal Learning
Learn how Yellowstone’s underground heat moves water through fissures and shapes the park’s thermal landscape.
Photo Opportunities
Capture one of Yellowstone’s most iconic views, with color, steam, texture, and surrounding park scenery.
Guided Park Context
Pair Grand Prismatic with other Yellowstone stops for a fuller understanding of the park’s geology and wildlife.
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