im heading towards port royal stn from CDG in RER B train. if i miss my station, can i just cross over to the opposite side and take the train to head back to port royal? Do i have to go through the gantry?
im heading towards port royal stn from CDG in RER B train. if i miss my station, can i just cross over to the opposite side and take the train to head back to port royal? Do i have to go through the gantry?