Punakha is a dzong in Punakha District, Bhutan. It was the capital of Bhutan until 1955, when the capital was moved to Thimphu. Dzong architecture is a distinctive type of fortress architecture found in the former and present Buddhist kingdoms of the Himalayas, most notably Bhutan. ... Location of Punakha dzongkhag within Bhutan Punakha (སྤུ་ན་ཁ་) is one of the 20 dzongkhag (districts) comprising Bhutan. ...