Barcelona has a complicated relationship with Airbnb. City officials require all Barcelona Airbnb and short-term vacation rental hosts to register with the city and display their permit number online (it begins with HUTB, followed by six numbers). In fact, Barcelona is one of the biggest cities known for limiting Airbnb's growth – but that doesn't mean you can't stay in a top-notch rental; it just means you need to do so responsibly. We've rounded up the best Airbnbs in Barcelona so you can feel like a local and stay in the midst of it all while still operating within the city's rules. Editors’ picks of the best Airbnbs in Barcelona