For 10 points, name this Southeast Asian kingdom with its capital at Bangkok.
A city in this country holds an annual Monkey Festival to celebrate its large population of crab-eating macaques. People from this country perform a formal greeting similar to namasté called wai. Its northern region of Isan is just to the east of its ancient capital city, Lopburi and the resort beach Patong is located on its largest island, Phuket. This country is the namesake of a kind of kickboxing nicknamed "the art of eight limbs." One can travel from this country's namesake gulf to the Indian Ocean by passing through the Straits of Malacca or over the Isthmus of Kra, which this country shares with its neighbor Myanmar. For 10 points, name this Southeast Asian kingdom with its capital at Bangkok.
A city in this country holds an annual Monkey Festival to celebrate its large population of crab-eating macaques.
Kingdom of Thailand [or Prathet Thai; or Ratcha Anachak Thai]