Skip to main content
National Recreation Area Grand Prismatic Spring
Overview Service & Activities
Overview Service & Activities
About The Grand Prismatic Spring is 370 feet in diameter and the largest of the hot springs in Yellowstone. The center is an intense azure blue. The hot water produces algae to grow with colors ranging from orange and green to golden brown.
Contact
MAILING ADDRESS PO Box 168
Yellowstone National Park, WY 82190
CONTACT 307-344-7381
Details
SEASON May - September
SPECIAL DIRECTIONS The Grand Prismatic Spring is accessed by taking the Midway Geyser Basin boardwalk.
SERVICES Trail
ACTIVITIES Bird Hunting Hiking Mountain Biking Photography Sightseeing Wildlife Viewing

See what's nearby

Filter:
Show All
Where To Stay
Things To Do
Food And Drink
Grid View
List View

4 Big Fish

Vacation Home
West Yellowstone, MT

4 Seasons Yellowstone Townhouse

Vacation Home
West Yellowstone, MT

9 Bar W Cabins Yellowstone

Cabin
West Yellowstone, MT

Al's Westward Ho Motel

Hotel/Motel
West Yellowstone, MT

All Yellowstone Sports

Winter Recreation Guide
West Yellowstone, MT

Alpine Motel

Hotel/Motel
West Yellowstone, MT

Angler's Rest

Vacation Home
West Yellowstone, MT

Arrowhead Lodge

Condominium
West Yellowstone, MT

Artist Point

National Recreation Area
Mammoth Hot Springs, WY