Barcelona Metro Line 10 (L10) Barcelona Metro line 10 Line 10 (L10) is one of the two branches of Barcelona's L9/L10 metro complex, operated by TMB and implemented in phases to expand rapid transit across city districts and the port/l…
Barcelona Metro line 4 (Línia Groga) Barcelona Metro line 4 Line 4 of the Barcelona Metro, the yellow line (Línia Groga), runs between Trinitat Nova and La Pau, serving central, coastal and northeastern neighbourhoods and providing many int…
