Beautiful hike in Bach Ma national park where you can reach a mountain pick where old US airbase and Vietcong tunnels in the area. Choose a guided tour from either Hue city or Da Nang. Ask the tour guide to take you in a Vietcong tunnel, there are plenty in the
Imperial Academy, Huế, Hai Mươi Ba Tháng Tám, Phú Hậu, Thành phố Huế, Thừa Thiên Huế, Vietnam
The battle of Hue during Tet offensive was one of the most brutal ones. Hue open museum offers an amazing opportunity to see US tanks, helicopters and other vehicles that you can actually go inside as there are no security guards!