Tails & Trails LLC Denver Dog Hiking Services is a dog walking and hiking service in Denver, CO. They are an active alternative to doggie daycare, offering Fido the chance to explore their natural surroundings. Your pup is welcome to join a group hiking excursion between 3-5 hours long or a private excursion, with trained staff and safety equipment provided. Visit Website Or call (516) 359-5205 or email kim@tailntrails.com for more information.