Full Distance Triathlon Lake Placid - The race begins with a 2.4-mile swim in the calm, clear waters of Mirror Lake. Athletes follow a two-loop course, with navigation eased by an underwater cable. In July, the water temperature averages 72°F (22°C). The bike leg features a 112-mile, two-loop ride through the challenging hills of the Adirondacks. With nearly 8,000 feet of elevation gain, this is one of the toughest courses in triathlon. Notable sections include the exciting "Keene Descent" and ...