1. Metro: Barcelona has an efficient metro system that covers most major attractions. It is the fastest and most convenient way to get around the city.

2. Bus: Buses in Barcelona are well-connected and offer extensive coverage. They are a great option for reaching destinations not accessible by the metro.

3. Walk: Barcelona is a walkable city with many attractions in close proximity. Exploring on foot allows you to immerse yourself in the vibrant atmosphere and discover hidden gems.

4. Bicing (Bike Sharing): Grab a bike at one of the Bicing stations scattered throughout the city. It's an eco-friendly way to explore and enjoy the city's numerous bike lanes.

5. Taxi: Taxis are readily available and can be hailed on the street or booked through the MyTaxi app. They provide a convenient option for short trips or when you need to get somewhere quickly.

6. Hop-On Hop-Off Bus: The tourist bus offers a convenient way to explore Barcelona's main attractions. The hop-on hop-off service allows you to visit different areas at your own pace.

7. Tram: Barcelona has a tram network that connects various neighborhoods and suburbs. Trams are a scenic way to travel and offer easy access to areas like Montjuïc and Forum.

8. Renfe (Train): If you plan on exploring areas outside of Barcelona, the Renfe train system provides access to nearby towns and cities, including popular day trips like Sitges and Montserrat.

9. Rideshare Apps: Services like Uber and Cabify operate in Barcelona. They offer an alternative to taxis and provide greater convenience for those who prefer app-based transportation.

10. Car Rental: Renting a car can be useful if you plan on visiting areas outside the city. However, keep in mind that parking can be challenging in Barcelona, and traffic can be congested during peak hours.