Daily Sightseeing Tours. Skip the long queues and visit the most popular monuments and walk straight in. With the help of our professional guides with official licenses enjoy our tours designed to take you around Barcelona and show you the best of Barcelona City. Comfortable air-conditioned buses, fully using the time you have, tours start and finish in Barcelona's city centre, stay at the last monument to allow you to stay on and spend more time visiting the monument if you wish. Let us guide you and you can enjoy an entire day visiting all the very best of Barcelona .