Siem Reap is a resort city of Cambodia, a gateway to Angkor, an important and largest UNESCO archeological site. Angkor used to be the capital of the Khmer Kingdom during the 9th to 14th century. The 400 sq. kilometers of Angkor area consists of monuments, temples, residence, with features of different ancient urban plans, such as water reservoirs, hydraulic structures as basins, dykes, canals, and communication routes, as well as its architectural and artistic significance, that can attest to an ancient civilization for several centuries unique to Southeast Asia.
Angkor Thom was the last capital of Khmer Kingdom built by King Jayavarman VII in the 12th century.
Bayon, the state temple of Angkor Thom, situated in the center of Angkor Thom. It was first built by King Jayavarman VII the first Mahayana Buddhism King, in the 12th century and late 13th century. Bayon was first built as a Mahayana Buddhism Temple but later it was modified to accommodate Hinduism and Theravada Buddhism. Most notable are the serene faces on top of all the pointed towers.