Bangkok is the capital and most populous city of Thailand. It is known in Thai as Krung Thep Maha Nakho or simply Krung Thep The city occupies 1,568.7 square kilometres (605.7 sq mi) in the Chao Phraya River delta in central Thailand, and has a population of over eight million, or 12.6 percent of the country's population. Over fourteen million people (22.2 percent) lived within the surrounding Bangkok Metropolitan Region at the 2010 census, making Bangkok the nation's primate city, significantly dwarfing Thailand's other urban centres in both size and importance to the national economy.
Ayutthaya is a city in Thailand, about 80 kilometers north of Bangkok. It was capital of the Kingdom of Siam, and a prosperous international trading port, from 1350 until razed by the Burmese in 1767. The ruins of the old city now form the Ayutthaya Historical Park, an archaeological site that contains palaces, Buddhist temples, monasteries and statues. The park is on an island between 3 rivers.