BANGKOK, vegetable and produce market in Chinatown, THAILAND: Let’s visit this very graphic market in the heart of Bangkok in Chinatown and let’s enjoy this spectacular experience. Vic Stefanu, email@example.com. Bangkok is the capital and most populous city of Thailand. It is known in Thai as Krung Thep Maha Nakhon (กรุงเทพมหานคร). 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 8 million, or 12.6 percent of the country’s population.