User: Tell me if the following tourist attractions in Barcelona are free or paid: Park Güell, Parc de la Ciutadella, La Boqueria, Tibidabo, Casa Battló, La Rambla, Born Centre Cultural, La Sagrada Familia, La Pedrera, La Barceloneta, Palau de Música Catalana, Camp Nou
Assistant: Park Güell - paid
Parc de la Ciutadella - free
La Boqueria - free
Tibidabo - free
Casa Battló - paid
La Rambla - free
Born Centre Cultural - free
La Sagrada Familia - paid
La Pedrera - paid
La Barceloneta - free
Palau de Música Catalana - paid
Camp Nou - paid