Hey Rube
Hunter S. Thompson
Foundation and Empire
Isaac Asimov
Foundation (2)
The Lightning Thief
Rick Riordan
Percy Jackson & The Olympians (1)
Rhythm of War
Brandon Sanderson
The Stormlight Archive (4)
Hiking Colorado: A Guide to the State's Greatest Hiking Adventures
Sandy Heise & Maryann Gaug
Hiking through History Colorado
Robert Hurst
Hiking Waterfalls in Colorado
Susan Joy Paul
60 Hikes Within 60 Miles: Denver and Boulder
Kim Lipker
Mountaineering
The Mountaineers