The Federal University of Bahia (Portuguese: Universidade Federal da Bahia, UFBA) is a public university located mainly in the city of Salvador. It is the largest university in the state of Bahia and one of Brazil's most prestigious educational institutions. Students can study there without paying tuition fees, as it is a public university. To join the university they must pass an annual examination, known as the "ENEM" (National High School Exam). Source: Wikipedia (en)