An important historical monument and former Buddhist monastery, today it houses one of the premier Dzongkha language learning institutes.

The dzong is at strategic security location on a prominent ridge vis-a-vis the Thimphu valley and approach roads to the Dochula Pass and eastern Bhutan.

The present place where the dzong stands at the boundary common to three prominent western regions: Sha (Wangduephodrang), Wang (Thimphu) and Pa (Paro).

[2] The Buddhist school of Linguistics was established as part of the dzong by the third Druk Gyalpo, Jigme Dorji Wangchuck, at the suggestion of Queen Mayum Choying Wangmo Dorje, in 1961.

The dzong built over three floors is covered on the exterior at the lowest level with prayer wheels where there is also an array of 300 carvings made of slate which depict saints and philosophers.

The path of the course of sun's movement is painted as a line in the form of an ellipse in brick red colour; moons are also represented.