Sala Keoku (Thai: ศาลาแก้วกู่; rtgs: Sala Kaeo Ku;  [sǎːlaː kɛ̂ːw kùː], also spelled as Sala Keo Ku, Sala Keo Koo, Sala Kaew Ku, Sala Kaew Koo, Salakaewkoo, Sala Gaew Goo, Sala Kaeoku, etc. Alternative name: Wat Khaek) is a park featuring giant fantastic concrete sculptures inspired by Buddhism and Hinduism. It is located near Nong Khai, Thailand in immediate proximity of the Thai-Lao border and the Mekong river. The park has been built by and reflects the personal vision of Luang Pu Bunleua Sulilat and his followers (the construction started in 1978).