Cully Long 
Ghost Tree Canyon [EPUB ebook] 

Carey Estes, AKA Hoodoo Hiker to his geocaching friends, thinks that he“s headed out to log a ‚First To Find‘ on a tough climbing cache. He doesn“t know it yet, but he“s about to have the worst geocaching day of his life, full of rogue animals, dangerous falls, a flash flood and more. This prequel to The Lost Frenchman continues Hoodoo“s adventures in the Utah desert.