64 imagesThailand is a beautiful country in Southeast Asia bordered by Laos, Burma, Cambodia and Malaysia. From the beaches and islands of the South to the mountains and culture of the North, Thailand is a country full of beauty. The people wonderful and prove why Thailand is called the "Land of Smiles." Thailand is one of the most devoutly Buddhist countries in the world. The national religion is Theravada Buddhism which is practiced by more than 94.7% of all Thais. The country is a kingdom, a constitutional monarchy with King Bhumibol Adulyadej, the ninth king of the House of Chakri, who has reigned since 1946, making him the world's longest-serving current head of state and the longest-reigning monarch in Thai history.