Cáceres is the capital of Cáceres Province, in Extremadura, Spain (see map). Its population in 2004 was 88,245 (90,750 in 2006). The municipio has a land area of 1,750.33 km² (675.806 sq mi) and is the largest in geographical extent in Spain. Its 2007 census population was 91606 inhabitants. There have been settlements near Cáceres since prehistoric times. Evidence of this can be found in the caves of Maltravieso and El Conejar. The city was founded by the Romans in 25 BC. The old town or Ciudad Monumental still has its ancient walls; this part of town is also well known for its multitude of storks' nests. The walls contain a perfect Medieval town setting with no outward signs of modernity for this reason many films have been shot here. The Universidad de Extremadura, and two astronomical observatory are in Cáceres. Caceres was declared a World Heritage City by UNESCO in 1986 because of the city's blend of Roman, Islamic, Northern Gothic and Italian Renaissance styles, fruit of the many battles fought here throughout history. An amazing 30 towers from the Muslim period still stand in Caceres, of which the Torre del Bujaco is the most famous.