I will be travelling by plane ride to the airport and barcelona by bus or train ride to the downtown City tourism section in catalunya. Both MTR and bus services
I would travel Emplane Barcelona off at the airport and continue with the train or bus to downtown catalunya tourism in the city. Both train and bus service.
I travel by plane, go to the airport Barcelona and continue to ride the train or bus to downtown Catalunya the tourism in that city. Both the metro and bus, wait for service.