DENVER, Colo. (AP) - Yampa River, Crawford, Eleven Mile and Mancos State Parks are among the sites that still have spaces open all three days.
But five state parks are already full for the three-day weekend. They are Cherry Creek, Golden Gte Canyon, Highline Lake, Paonia and San Luis State Parks.
To find out specific camping dates available, head to www.parks.state.co.us.
To reserve a campsite, call 1(800) 678-2267.