Krabi has various tourist attractions but something that can attract tourist to come to Krabi is the beauty of the archipelago-more than 130 islands. Archipelagos in Krabi have white sandy beaches, clear sea. Mae Hong Son has long been isolated from the outside world. Tourists are attracted to the area due to its pristine virgin forests, spectacular mountains, lush valleys, indigenous wildlife and unique hill-tribes. Ratchaburi is the land of the Mae Klong Basin civilization with the foggy Tanao Si Mountains, which is full of various geographical features; for example, the low-lying land along the the fertile Mae Klong Basin. And in Kanchanaburi, for most visitors the main sight of interest is the Bridge over the River Kwai, as the start of the infamous World War II Death Railway to Burma, as well as the many associated museums.