Nepal: Boudhanath Stupa in Kathmandu
Boudhanath Stupa on the western outskirts of Kathmandu is the largest stupa in the world and yet another UNESCO World Heritage site in Nepal. The stupa sits on the ancient trading round between Tibet and Patan and the site and early construction dates back to the 5th century! Hundreds of kilograms of gold went into the decorations. The stupa was badly damaged in the 2015 earthquake and is still under reconstruction.