Overview The Split Mountain Group Campground is located along the banks of the Green River at an elevation of 4,800 feet (. The highly eroded Split Mountain towers over the campground. The campground is near Quarry Exhibit Hall, where you can see 149 million year old dinosaur bones still encased in the rock. Adjacent to the campground is the Split Mountain Boat Ramp where river rafters come off the Green River after trips through Dinosaur National Monument's canyons. Recreation Dinosaur National Monument covers over 210,000 acres (84984 ha). Visitor Centers. The monument features two visitor centers - one in Colorado and one in Utah. Quarry Exhibit Hall. You can see over 1,500 dinosaur fossils still in the rock inside the Quarry Exhibit Hall (Jensen, Utah). History & Culture. Numerous cultural sites reveal stories of the people who lived here before and include Fremont petroglyphs, homestead cabins and former ranches. Hiking trails allow in-depth exploration. Hiking . There are miles of trails for hiking and cross-country travel. River Rafting & Boating. Whitewater rafting, both commercial and private, are is popular on the Green and Yampa Rivers.
Source: rec_gov · last verified 2026-05-14