Do-drul Chorten is a stupa in Gangtok in the Indian state of Sikkim. The stupa was built by Trulshik Rinpoche, head of the Nyingma order of Tibetan Buddhism in 1945. Inside this stupa is a complete set of Dorjee Phurba, Kangyur and other religious objects. Around the stupa are 108 Mani Lhakor or prayer wheels