Gangri Thökar
Gangri Thökar (Wyl. gangs ri thod dkar) - Longchenpa composed the Trilogy of Finding Comfort and Ease at this hermitage of Orgyen Dzong at Gangri Thökar (the white skull snow mountain) in central Tibet 25km S-SW of Lhasa, where he taught and composed many of his works such as the Seven Treasuries.
Gangri Thökar is situated above the Shuksep Nunnery.
Google Earth
Use Google Earth for a view from the Retreat Place: Gangri Thökar - as also shown on the cover of Tulku Thondup's translation of Longchen Rabjam's The Practice of Dzogchen.