Det-Sen Monastery

The Det-Sen Monastery was a place of Buddhist worship located in Tibet. The Doctor visited the monastery on several occasions.

In 1630, the First Doctor helped the Det-Sen monks fend off bandit attacks and was entrusted with the monastery's holy Ghanta. (TV: The Abominable Snowmen, PROSE: Night of the Intelligence)

In 1735, Abbot Padmasambhava, under the influence of the Great Intelligence, began constructing robot Yeti.

In 1935, the Doctor returned to the Monastery in his second incarnation, bringing with him Jamie McCrimmon and Victoria Waterfield. They helped the monks and Professor Edward Travers defeat the Intelligence and the Yeti. (TV: The Abominable Snowmen)

By 1970, Thonmi had become the abbot of Det-Sen. He helped Edward Travers to ascend to astral plane following his kidnapping by The Vault, and subsequently helped him and Anne Travers find peace before his death. (PROSE: Night of the Intelligence)

In 1984, Victoria returned to the Det-Sen Monastery, which was suddenly destroyed in an explosion caused by the Intelligence. (PROSE: Downtime)