Drakkar Treldzong Gon, also known as Tosam Yonten Dargyeling, is a Geluk monastery located at one of the eighteen sacred sites along the pilgrimage circuit around Drakkar Treldzong, or White Monkey Fortress. It is one of the three of the most important relgious sites in Amdo. It was built in 1923 by Arik Tsang.