Vineland
Thomas Pynchon
The House of Hades
Rick Riordan
Heroes of Olympus (4)
The Lost Hero
Heroes of Olympus (1)
The Throne of Fire
The Kane Chronicles (2)
Hiking Waterfalls in Colorado
Susan Joy Paul
Mountaineering
The Mountaineers
60 Hikes Within 60 Miles: Denver and Boulder
Kim Lipker
Hiking through History Colorado
Robert Hurst
Hiking Colorado: A Guide to the State's Greatest Hiking Adventures
Sandy Heise & Maryann Gaug