Sera Monastery
Drepung Monastery was founded by Jamyang Choje, Sera Monastery was founded by Chöje Shakya Yeshe, and Tashi Lhunpo Monastery was founded by Gyalwa Gendün Drup, the 1st Dalai Lama. Before the Chinese occupation Ganden and Sera each had about 5,000 monks, while Drepung housed over 7,000.