Bangkok is the capital and largest city of Thailand. Its full name in the Thai language is Krung Thep Maha Nakhon, roughly translated as 'City of Angels'. The origin of the name 'Bangkok' is unclear. Today, the city is home to more than eight million people and covers about 605 square miles (1568 square kilometres). It is known for its Buddhist architecture and spectacular sites, including the 18th-century Grand Palace and the temples of Wat Arun and Wat Pho.