Tabasco (taˈβasko), officially the Free and Sovereign State of Tabasco (Estado Libre y Soberano de Tabasco), is one of the 32 Federal Entities of Mexico. It is divided into 17 municipalities and its capital city is Villahermosa. It is located in southeast Mexico and is bordered by the states of Campeche to the northeast, Veracruz to the west, and Chiapas to the south and the Petén department of Guatemala to the southeast. It has a coastline to the north with the Gulf of Mexico. Most of the state is covered in rainforest as, unlike most other areas of Mexico, it has plentiful rainfall year-round. The state is also home to La Venta, the major site of the Olmec civilization, considered to be the origin of later Mesoamerican cultures. It produces significant quantities of petroleum and natural gas. The state is located in the southeast of Mexico, bordering the states of Campeche, Chiapas, and Veracruz, with the Gulf of Mexico to the north and the country of Guatemala to the south and east. The state covers , which is 1.3% of Mexico's total. The northwestern portion is on the coastal plain of the Gulf of Mexico with the south and east as part of the mountain chain that extends into northern Chiapas. It is divided into seventeen municipalities. There are 36 communities designated as urban, with about 3,000 smaller towns and villages. 185 are classified as "regional development centers". Tabasco has seventeen municipalities: Balancán, Cárdenas, Centla, Centro (Villahermosa), Comalcalco, Cunduacán, Emiliano Zapata, Huimanguillo, Jalapa, Jalpa de Méndez, Jonuta, Macuspana, Nacajuca, Paraíso, Tacotalpa, Teapa and Tenosique. In 1994, the state was officially divided into two regions and five sub-regions for socioeconomic development and geographic documentation. The two major regions are called the Grijalva and the Usumacinta. The Grijalva Region is named after the river on which most of the municipalities here are dependent. It is the smaller of the two regions with a territory of or 48.