Dirang Dzong or Dirang fort was built in the 17th century to protect Bomdila from the neighboring states. In fact during the infamous Vietnam War, the fort was used as a jail and in world war period, this fort was used as a shelter. This fort is located atop a hill and comprises a four storied fortified stone slabs that are supported by wooden logs. The entrance wooden gate is decorated with local architectural designs and is definitely an eye catcher. This tribal area has uniquely made houses that were built to save the residents from biting cold weather. The architecture of these houses is worth appreciating.
The months between November and February are the best time to visit Dirang as the weather becomes extremely pleasant during this period.