Teddy Keizer
Teddy Keizer, aka Cave Dog, is an Oregon record holder in the world of speed hiking/climbing. He is perhaps best known for his record time in completing the Colorado Mighty Mountain Megamarathon, which he did in 10 days, 20 hours, and 26 minutes in September 2000. After many failed attempts by others, his record was finally broken after 15 years by Andrew Hamilton. Keizer also has held speed records for the New York Adirondack 46 High Peaks, the New York Catskills 35, the New Hampshire White Mountain Four Thousand Footers and The Barkley. Keizer has appeared in multiple national media outlets including the New York Times and the Outdoor Life Network.