Wat Phu Champasak is an amazing Khmer Hindu temple complex ruin in southern Laos, near Pakse.
See more information about Wat Phu Wat Phu Champasak on Wikipedia: en.wikipedia.org/wiki/Wat_Phu .
There is also some information on watphu.com, which is mostly filled with advertising for lao dating services, except for this page: www.watphu.com/information.html