Planning your itinerary in Barcelona and wondering how many days you should use Hop On Hop Off Barcelona (https://www.hop-on-hop-off-bus-tours.com/tour-barcelona-city-tour-hop-on-hop-off-bus-tour)? This forum discusses whether a 1-day or 2-day pass is better for covering major attractions like Sagrada Família, Casa Batlló, and Montjuïc. Share your travel plans, time management tips, and experiences to help others decide the ideal duration for a comfortable, efficient, and budget-friendly sightseeing experience.