also provide easy access to the entertainment district in the evening (see also Florida Street). Carlos Pellegrini station can be reached from an underground commercial gallery located right below the Obelisco landmark, used by pedestrians to avoid crossing 9 de Julio Avenue at street level. Since the 1940s, the line used to end in Federico Lacroze Station, near Chacarita Cemetery, where commuters could board the suburban bound Urquiza Line. In the 1990s, work began to expand the line to Villa Ortúzar and Villa Urquiza. Gallery References External links Subterráneos de Buenos Aires (Official Page) Metrovías S.A. Subte Operator (Official Page) Subterráneos de Buenos Aires, B Line System map La ruina de la línea B Buenos Aires Underground Buenos Aires - Line B Railway lines opened in 1930 Standard gauge railways in Argentina