Its name befits the spectacular nature of this very important 11th century temple with Luhur meaning ‘something of divine origin,’ Ulu meaning ‘head’ and Watu meaning ‘rock.’  As one of the island’s sad kahyangan (six axial) temples, it’s dramatic location atop a 70m cliff top on Bali’s south westernmost point protects it from the ocean’s evil spirits and marks where Javanese high priest Danghyang Nirartha attained moksha and brought a renewal of Hinduism to Bali in the 16th century.  This pura is most dramatically viewed during sunset when you can see the colors transition over the Indian Ocean and the view is simply out of this world. Besides at sunset, the traditional Kecak dance performance is held here everyday.

The temple is inhabited by large number of monkeys, who are extremely adept at snatching visitors' belonging, Keep a very close grip on all your belongings and stow away your eyeglasses if at all possible. The temple is also well known for its walet birds, who can be seen floating and darting in the breeze and perching on the sacred temple. The nests of these birds are used as an important ingredient in Chinese birds' nest soup.

Dedicated to the spirits of the sea, the temple is an architectural wonder in black coral rock, and despite its age and exposure to the elements, features well-preserved stone carvings. This is also purportedly the dwelling place of almighty deity Bhatana Ruda, God of the elements and cosmic forces. Although the temple complex is open to all, only Hindus are allowed to enter the inner temple.