Geography of Thailand political development of this region. International access through the Andaman Sea and the Gulf of Thailand made the south a crossroads for both Theravada Buddhism, centered at Nakhon Si Thammarat, and Islam, especially in the former Pattani Kingdom on the border with Malaysia. Thailand's regions are divided politically into a total of 76 provinces plus Bangkok, which is a special administrative area. Thailand's climate is influenced by monsoon winds that have a seasonal character (the southwest and northeast monsoon). The southwest monsoon, which starts from May until October is characterized by movement of warm, moist air from the Indian Ocean
Provinces of Laos province moved from Vientiane to Muang Phôn-Hông. In 1994 Xaisômboun khetphiset (special region) was formed from parts of the Bolikhamxai, Vientiane, and Xiangkhoang provinces. In 2006 Xaisomboun special region was dissolved and the Longsan, Xaysomboun, Phun, and Hom districts added to Vientiane province, while Thathon district was transferred to Xiengkhuang province. The provinces are then subdivided into districts ("muang") and villages ("baan"). The provinces are grouped geographically into 3 strata, North (from Phongsaly to Saiyabouly, Luang Prabang and Xiengkhuang), Central (Vientiane and Bolikhamxay) and South (from Khammuane to Champasack). Provinces of Laos Laos is divided into provinces (Lao ແຂວງ, ,