What Angkor Wat is, and what it is not
Angkor Wat is a stone temple in northwestern Cambodia, close to the modern town of Siem Reap. It was built in the first half of the twelfth century under the Khmer king Suryavarman II, who ruled from about 1113 to about 1150. It is the largest and best preserved of the many monuments at Angkor, and it is often described as the largest religious monument in the world by area.
Two points of confusion are worth clearing up early. First, “Angkor” is not the name of one temple. It comes from a Sanskrit-derived word meaning city, and it now refers to the whole region of royal capitals, temples and reservoirs built between roughly the ninth and fifteenth centuries. Angkor Wat, which can be translated as “city temple” or “temple city”, is one monument within that landscape. Second, it was not lost. Although it is sometimes called forgotten, Angkor Wat remained a place of worship through the centuries, and Cambodians always knew where it was.
A temple for a king and a god
Angkor Wat was dedicated to the Hindu god Vishnu. That fits what we know of Suryavarman II, whose inscriptions and reliefs are associated with Vaishnava devotion. Khmer rulers of this period were generally worshippers of Shiva or Vishnu, and they linked their own authority to the gods. A king might consecrate an image that embodied both the deity and his royal power, and the state temple was where that link was made visible.
Many scholars also think Angkor Wat had a funerary dimension. The king’s posthumous name, recorded in later sources as Paramavishnuloka, refers to a union with Vishnu, and the temple faces west, a direction usually tied to death in Hindu thought. Other temples at Angkor face east. This is a reasoned interpretation rather than a certainty, and the design question is taken up in more detail in the cluster article on the temple-mountain layout.
Religion at Angkor did not stay fixed. Buddhism in several forms was present from early on, and a century later King Jayavarman VII made a Mahayana Buddhist faith central to his own building. By the time the Khmer court had left Angkor, Theravada Buddhism was the dominant tradition, and monks used Angkor Wat as a Buddhist shrine. Today Buddha images still stand in its galleries.
The shape of the temple
Angkor Wat sits within a rectangular enclosure surrounded by a wide moat. The moat’s outer edges measure roughly 1.5 km by 1.3 km, and a long stone causeway crosses it to the western entrance. Inside, the temple rises in stages: three rectangular galleries, each higher than the last, lead to a central group of five towers. The tallest stands about 65 metres above the ground.
This arrangement is usually read as a model of Mount Meru, the mythical mountain at the centre of the Hindu and Buddhist universe, with the moat standing for the surrounding ocean. Architectural historians call this type of building a temple-mountain. Earlier Khmer rulers had built several, but Angkor Wat is the most developed example, with covered galleries, tall vaulted corridors and a cross-shaped terrace that links the levels.
Stone and craft
The visible parts of the temple are mostly sandstone, with laterite used for the outer wall and for hidden structural parts. The sandstone is generally thought to have come from quarries in the Kulen hills to the northeast and was probably moved by water for at least part of the journey. Blocks were fitted closely, usually without a binding mortar, and carved once in place. Few visitors realise how much of the temple’s surface is decoration: lintels, pediments, pillars and doorways are worked in detail, and entire walls are carved with scenes.
The most famous carving is the sequence of bas-reliefs along the outer gallery. They show episodes from the Hindu epics, a procession of Suryavarman II’s army and court, and scenes of heaven and hell, and they include the Churning of the Sea of Milk. Female figures in niches and on walls, usually called devatas or apsaras, appear in great numbers, each with distinctive hair and jewellery. These images were not simple decoration. They told stories to a society that was largely oral and taught its religious ideas through images and ritual.
Angkor Wat within the wider Khmer world
The temple was one project among many in a state that controlled large parts of mainland Southeast Asia at its height. The Khmer economy rested on rice farming, fishing in the Tonle Sap lake, and trade, and it depended on managing water through a network of canals and reservoirs. Angkor Wat itself belonged to a larger system of roads, villages and rice fields, which research using aerial laser scanning and LiDAR survey has helped to reveal in recent years.
The temple was built at a moment of confidence. Suryavarman II fought campaigns against neighbouring states, and the reliefs of his army show how he wished to be seen. Within a few decades after his reign, the Khmer capital was attacked by forces from Champa in 1177, and the next great builder, Jayavarman VII, rebuilt the state and moved the royal focus to a new walled city. That story belongs to the political history of the Khmer kingdom and to the cluster article on Angkor Thom.
What survives and what is debated
Many things about Angkor Wat are well established: the king, the approximate date, the dedication to Vishnu, the materials and the main layout. Other questions are still discussed. Scholars debate exactly how long construction took, how the temple was used in daily ritual, how much of its funerary role should be emphasised, and how large the surrounding population was. Counts of people living in the Angkor region vary widely, and any single figure should be treated cautiously.
Some modern claims about the temple go further than the evidence. Alignments with the sun and stars, for example, are real in some cases, such as the sunrise over the central tower around the equinox as seen from the western approach, but claims of hidden codes or lost technologies are not supported by archaeological research. The more modest picture is also the more impressive: a well-organised society, skilled stone workers and a clear religious purpose.
A living monument
Angkor Wat appears on the Cambodian national flag, and it remains a working religious site for Cambodian Buddhists. It was inscribed as part of the Angkor World Heritage Site in 1992, and conservation work has been carried out by Cambodian authorities together with many international teams. Visitors today walk through a place that has been active, in one form or another, for roughly nine centuries.
The rest of this cluster looks at its parts in turn: the dated sequence of its history, the engineering, the layout, the carved galleries, the surrounding city, the walled city of Angkor Thom, the long decline of Angkor as a capital, the practical experience of visiting, and the political story of the Khmer state that built it.