National Autonomous University of Mexico several locations across Mexico (in Santiago de Querétaro, Morelia, Mérida, Sisal, Ensenada, Cuernavaca, Temixco and Leon), mainly aimed at research and graduate studies. Its Center of Teaching for Foreigners has a campus in Taxco, in the southern Mexican state of Guerrero, focusing in Spanish language and Mexican culture for foreigners, as well as locations in the upscale neighborhood of [Polanco] in central Mexico City. The University has extension schools in the United States, and Canada, focusing on the Spanish language, English language, Mexican culture, and, in the case of UNAM Canada, French language: UNAM San Antonio, Texas; UNAM Los Angeles,
School of Sciences, UNAM four other buildings lodging the Faculty's respective departments and their faculty. The newer part of the complex consists of two buildings, one called "Amoxcalli", which holds the Faculty's library and the Computing Center. The newest one is called "Tlahuizcalpan" which hosts various labs and research premises, as well as classrooms. In recent years, an interdisciplinary extension of the Faculty was inaugurated in the port of Sisal, Yucatán, devoted to the research of coastal ecosystems and their species. The National Herbarium of Mexico at UNAM in Mexico City houses the largest collection of plant specimens in all of Latin America and