Tell me if the following tourist attractions in Barcelona are free or paid: Park G��ell, Parc de la Ciutadella, La Boqueria, Tibidabo, Casa Battl��, La Rambla, Born Centre Cultural, La Sagrada Familia, La Pedrera, La Barceloneta, Palau de M��sica Catalana, Camp Nou
Park G��ell - paid
 Parc de la Ciutadella - free
 La Boqueria - free
 Tibidabo - free
 Casa Battl�� - paid
 La Rambla - free
 Born Centre Cultural - free
 La Sagrada Familia - paid
 La Pedrera - paid
 La Barceloneta - free
 Palau de M��sica Catalana - paid
 Camp Nou - paid