Thee Lor Sue word means Black Waterfall Karen is located in the Umphang Wildlife Sanctuary. 3 kilometers away from the municipal offices is a large limestone mountain waterfall. Located on the height above sea level 900.Caused by a pipe creek Along the lines agreed to steep cliffs. Hot water flows all year round The width of the waterfall about 500 meters flowing tiers with a height of 300 meters, surrounded by rainforest complete.Top 1 in 6 of the world, a trip to the waterfalls, each class will sometimes have to walk through a waterfall. Care should be taken very special.