Fossil Butte National Monument wilderness guide
National Monument · WY

Fossil Butte National Monument

Fossil Butte National Monument is a significant historical site known for its well-preserved fossils from the Green River Formation. It offers a fascinating glimpse into the ancient ecosystems that once existed in this part of Wyoming.

National Monument8,1983+ Trails

Designation

National Monument

Total Wilderness Area

8,198

Elevation / Terrain

Diverse Wilderness

Field Editorial Guide

About Fossil Butte National Monument

Fossil Butte National Monument is a significant historical site known for its well-preserved fossils from the Green River Formation. It offers a fascinating glimpse into the ancient ecosystems that once existed in this part of Wyoming.

Wilderness Landscape & Natural Heritage

Located in southwestern Wyoming, Fossil Butte National Monument protects an area rich in ancient fossils formed in a lake ecosystem over fifty million years ago. These fossil beds are renowned for their remarkable preservation, displaying a diversity of species including fish, reptiles, birds, and plants. The monument provides an excellent opportunity for paleontological study and public education, with a visitor center showcasing extensive fossil exhibits. The landscape features rolling sagebrush plains, cliffs, buttes, and desert shrublands that create a scenic backdrop perfect for exploration. Fossil Butte attracts visitors interested in geology, fossils, and the natural history of the region. Outdoor enthusiasts can enjoy hiking trails that offer views of the surrounding area and allow exploration of this unique fossil landscape. The monument is not only a site of scientific interest but also an area of scenic and educational value for all ages.

Field Guide · National Monument
Adventure Destinations

Notable Destinations Near Fossil Butte National Monument

Scenic viewpoints, outdoor landmarks, and notable points of interest within 60 miles.

Key Wilderness Highlights

✦ Fossil Butte Overlook✦ The rich fossil beds of the Green River Formation✦ Fossil Lake Visitor Center with fossil exhibits✦ Historic Quarry Trail
Wilderness Recreation

Outdoor Adventures in Fossil Butte National Monument

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in Fossil Butte National Monument.

Passes & Fees

Entrance Requirements & Interagency Passes

Free access

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Adventure Basecamps

Gateway Towns Near Fossil Butte National Monument

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

Kemmerer, Wyoming
⌖ 10.22 miles
Gateway Basecamp

Kemmerer, Wyoming

Kemmerer offers a unique adventure for fossil enthusiasts and nature lovers alike. With opportunities for fossil hunting, wildlife watching, and exploring remote trails, this Wyoming town is a hidden gem for outdoor aficionados.

Randolph, Utah
⌖ 27.45 miles
Gateway Basecamp

Randolph, Utah

Randolph, Utah, is a peaceful mountain town ideal for outdoor lovers seeking alpine hiking, fishing, and winter snowshoeing in the Bear River Mountains. It offers a quiet basecamp close to the High Uintas Wilderness and pristine wildlife areas.

Late Spring through Early Fall
Explore Town
Laketown, Utah
⌖ 31.28 miles
Gateway Basecamp

Laketown, Utah

Laketown is a tranquil town on the shores of Bear Lake, known for its calm waters, scenic hiking trails, and outdoor recreation in every season. It’s ideal for travelers seeking lakeside paddling, fishing, mountain biking, and quiet camping close to nature.

Summer and Early Fall
Explore Town
Garden City, Utah
⌖ 35.38 miles
Gateway Basecamp

Garden City, Utah

Garden City, Utah, offers easy access to Bear Lake’s crystal-clear waters and nearby mountains. Ideal for hiking, paddling, skiing, and fishing, it’s a year-round destination for outdoor lovers seeking lake and mountain adventures.

Summer and Winter
Explore Town
St. Charles, Idaho
⌖ 38.87 miles
Gateway Basecamp

St. Charles, Idaho

St. Charles is a peaceful Idaho town offering access to serene hiking, mountain biking, and winter snowmobiling amid beautiful forested landscapes and wide valleys. Ideal for travelers seeking quiet adventure and nature immersion.

Late Spring through Early Fall for hiking and biking; Winter for snowmobiling
Explore Town
Evanston, Wyoming
⌖ 42.52 miles
Gateway Basecamp

Evanston, Wyoming

Evanston offers a high-desert adventure hub with access to the Uinta Mountains. Ideal for hikers, bikers, and anglers, explore trails, fish streams, or paddle the Bear River in untamed Wyoming.

Summer and Fall
Explore Town
Expert-Led Wilderness Expeditions

Guided Experiences in Fossil Butte National Monument

Explore scenic backcountry routes and epic wilderness adventures with certified local mountain guides, naturalists, and outfitters.