FT-00-03 A Dash with Dinosaurs: A Mountain Bike Trek to the Purgatoire River Dinosaur Trackway and K-T Boundary Impact Layer of SE Colorado FT-00-03 A Dash with Dinosaurs: A Mountain Bike Trek to the Purgatoire River Dinosaur Trackway and K-T Boundary Impact Layer of SE Colorado
SP-40 Dinosaur Lake: The Story of the Purgatoire Valley Dinosaur Tracksite Area SP-40 Dinosaur Lake: The Story of the Purgatoire Valley Dinosaur Tracksite Area
SP-27 Scenic Trips into Colorado Geology: Uncompahgre Plateau; Montrose SP-27 Scenic Trips into Colorado Geology: Uncompahgre Plateau; Montrose, Ridgeway, Norwood, Naturita, Uravan, Gateway, Delta