Kbal Spean, valley of a 1000 Lingas, Cambodia. Is an Angkorian era site on the southwest slopes of the Kulen Hills in Cambodia, 25 km from the main Angkor group. The motifs for the stone carvings are roughly three: myriads of lingams, depicted as neatly arranged bumps that cover the surface of a rock; lingam - yoni designs; and various Hindu mythological motifs, including depictions of gods and animals.