3 Must-See Hop-off AttractionsThe variety of amazing attractions in Barcelona makes it difficult to decide what to visit. Let us help you with a selection! Make sure you hop off at Sagrada Familia, bus stop 4 (Blue Line), and prepare to be amazed by the beautiful cathedral designed by Antoni Gaudi, with 8 towers offering breath-taking views over the city. Another hot attraction is Passeig de Gracia, bus stop 3 (Blue Line). You can't skip going for a stroll through the trendiest shopping and business area showcasing the city's finest pieces of architecture. And last but not least, hop off at bus stop 22 (Red Line) in the Gothic Quarter and lose yourself in the medieval labyrinthine streets.