Las Palmas boasts a high quality bus system, provided by "Guaguas Municipales". Municipal Bus Lines offers 40 urban transport routes, covering both the bottom and the top of the city. The main lines are the 1 (Teatro – Puerto), 2 (Alameda de Colón – Puerto), 17 (Teatro – El Rincón), 25 (Campus Universitario – El Rincón), 12 (Puerto – Hoya de la Plata) and 30 (Alameda de Colón – Santa Catalina, via Rehoyas). In addition, two circular lines (A: Santa Catalina – Santa Catalina, via Alcaraveneras) and B (Santa Catalina – Santa Catalina, via Ciudad Alta).