Hall of Opium in Chiang Saen, Chiang Rai Province

Hall of Opium travel guide introduces the main scenic spots, entrance tickets booking, visiting time, Opening time, The best time to visit, How to Get to Hall of Opium, the highlights, attraction facts, photos, hotels near Hall of Opium, visiting routes, travel tips, tour maps of Hall of Opium in Chiang Saen, Chiang Rai Province.