Located in the Phondey village, Paro, the Dzong is built on the summit of a rocky hill that rises step on three sides. And is accessible only from one side which is defended by 3 prominent towers. The Dzong guards the approach to Paro Valley from Tibet.
Drukgyal Dzong means the “fortress of the victorious Drukpas”. Drukgyal Dzong is one of the four principal Dra Dzongs (defense fortress). The other defense fortress are the Gasa Trashi Thongmon Dzong, Haa Damthang Dzong and Lingzhi Dzong. Different historical accounts diverge as to the founder of Drukgyal Dzong.