Taking in Barcelona culture is something every world traveler should do. From the Gaudi architecture to Las Ramblas, Barcelona sights are both romantic and intriguing. Whether you are spending a weekend in Barcelona or a month, with so many things to do in Barcelona, it can be hard to choose. Here are some of the most popular Barcelona attractions that you should not miss. When you visit Barcelona, the many streets are what will guide you to various cultural attractions, especially to the Gaudi creations. With his innovative eye and his attention to detail, you might want to go to Park Guell for some of his masterpieces or to the heavily visited Sagrada Familia – a church on Calle Mallorca. Casa Batlló is another popular mention in Barcelona tourism, as it is one of the most uniquely built houses in the world. Along with numerous museums and Barcelona shopping, Barcelona is the place where you can rediscover culture.