Tashichho Dzong is a Buddhist monastery and fortress. In 1641 Zhabdrung built the Tashicho Dzong (Fortress of the auspicious religion) in place of the Dho Ngon (Blue stone) Dzong built by Lama Gyalwa Lhanangpa. In 1698, the dzong caught fire and was restored.
Chari Dorjeden or Chari Monastery was the first monastery established in Bhutan by Chamgon Zhabdrung Ngawang Namgyal (1594-1651) in 1620 when he was 27 years old. It is located 14km north of Thimphu city at the altitude of 2850 meters above the sea level.