Tha Pai Memorial Bridge Resemble a bridge over the River Kwai. Karnchanaburi The historic route World War 2 by Japanese forces as a route march from Chiang Mai. Through Pai to Burma. Originally it was a wooden bridge After the war, Japanese soldiers retreated back left burning bridge. And villagers helped to build up again until the year 2516 caused major flooding. Bridges were washed away The district has requested an iron bridge "Nawarat" legacy of Chiang Mai. Which at the time did not use it to replace, which is "Tha Pai Memorial Bridge" at present.