U Bein Bridge in Amarapura is a tourist destination near Mandalay. Across the Ayeyarwaddy River. on the west side. lies the Great Mingun Pahtodawgyi and Mingun Bell. Crossing the Ayeyarwaddy River is another exciting feature. Pyin Oo Lwin is the City of Flowers with rare species. Mogok produces the best gems in the world.