Original: Sanga Monastery was built amid the ruins of the castle (or fort) Taktse (also Dagtse) Dzong (formerly Dechen Dzong) on the hill topThe Tibet Guide: Central and Western Tibet by Stephen Batchelor, Wisdom Publications, 1998, p.129Trekking in Tibet: A Traveler's Guid by Gary McCue, Mountaineers Books, 1999, p.51.
Simplified: Sanga Monastery was built in the ruins of the castle (or fort) Taktse (also Dagtse) Dzong (formerly Dechen Dzong) on the top of a hill. The Tibet Guide: Central and Western Tibet by Stephen Batchelor, Wisdom Publications, 1998, p.129Trekking in Tibet: A Traveler's Guid by Gary McCue, Mountaineers Books, 1999, p.51 Dagtse Dzong overlooks the roads to Yerpa and Ganden Monastery to the east.