Lake Tahoe Triathlon - Saturday & Sunday, August 26 & 27, 2017. Planet Earth's most beautiful triathlon! The Lake Tahoe Triathlon is a favorite of many triathletes. The venue, setting, and course offer a truly beautiful and challenging experience. Half Triathlon | 70.3 | Olympic Triathlon | Sprint Triathlon | Kids Triathlon | Duathlon | Aquabike.  The Lake Tahoe Triathlon is a favorite of many triathletes. The venue, setting, and course offer a truly beautiful and challenging experience. Join us annually the fourth weekend in August in beautiful Lake Tahoe, California for a great race and a time of your  ... Read More »