Wat Ounalom is a wat located on 13th street in Phnom Penh, Cambodia, near the Royal Palace of Cambodia. It is the most important wat of Phnom Penh, and the center of Cambodian Buddhism. It was established in 1443 and consists of 44 structures. It was damaged during the Khmer Rouge but has since been restored. The main complex has a stupa which contains what is believed to be an eyebrow hair of Buddha.