Gangtey Tshechu or Gangtey festival is held in the large courtyard of Gangtey monastery which is located in beautiful Phobjikha valley. The festival falls in autumn depending on the Buddhist lunar calendar. The festival generally takes place at the same time at Wangdue Tshechu. The winter roosting ground of the migratory and rare black-necked cranes is another highlight beside the festival of this valley. This three days annual festival concludes with Nguedup Langwa (receiving of spiritual wisdom/power) which is a special blessing ritual for the people of Gangtey valley. The event showcases performance of various sacred mask dances and folk sings and dancing.