Get the park's flyer for Echo Park and Yampa Bench roads. The guide to Harper's Comer Scenic Drive, Journey Through Time, is useful, too. Dinosaur National Monument. Take Harper's Comer Scenic Drive for 25.9 miles to Echo Park Road, on the right. The water there is turned off for the cold-weather season.
Swimming is dangerous.
Fuel, lodging, and supplies are available in Dinosaur, but not in the park. But the park's 210,000 acres in Utah and Colorado include spectacular geologic features, two great tributaries of the Colorado River, ancient rock art, and historic homesteads. The Earth's crust here has been squeezed, warped, tilted, and cracked, then worn down by erosion. As you descend 2,000 feet toward the Yampa Bench and then to Echo Park, you'll see in the varicolored, multi-textured cliffs the pages of the Earth's history. After driving down Iron Springs Wash, the road enters the monument at mile 3.4.