According to forum posts, Barcelona boasts an extensive and efficient public transport system including buses, metros, and regional trains. These options are integrated under a single fare system, making it easy and economical to navigate the city.

Travelers have highlighted the convenience of transport cards like the T-Casual and T-Familiar. The T-Casual card offers 10 trips for a single user, while the T-Familiar allows for 8 trips that can be shared among multiple users, ideal for groups or families.

Some users mentioned that most metro stations are equipped with elevators, making them accessible for older individuals or those with mobility issues. Buses are also a viable option, though they might be crowded during peak hours. For direct routes without the need to navigate stairs or crowded spaces, taxis provide a reasonable alternative and are readily available throughout the city.

For late-night travel, forum posts suggest the availability of night buses like the N16, N17, and N18, which connect to other night routes at central hubs such as Pl. Catalunya. This provides a continuous option for transportation even during off-peak hours.

According to forum posts, popular tourist attractions in Barcelona include the Basilica de la Sagrada Familia, Casa Batlló, Casa Milà, and Parc Güell. The Gothic Quarter and Palace of Catalan Music are also highly recommended.

Some travelers mentioned that the most important sights in Barcelona are the Modernist sites, which include the works of Gaudí and Lluís Domènech. Prebooking for the Sagrada Familia Basilica, the Palau de la Música Catalana, Park Güell, and the Picasso Museum is suggested to avoid long lines.

For many users, the Barcelona Cathedral and various markets like La Boqueria add to the city's charm. The Montjuïc and Poblenou cemeteries are noted for their photogenic sculptures, appealing to those interested in photography and history.

Some travelers recommended Hotel Europark for its cleanliness, well-maintained rooms, and convenient location in the Eixample district, close to bars and restaurants yet far enough for a quiet stay. Hotel Regencia Colon was also suggested for its proximity to various attractions and transportation facilities, making it convenient for those with mobility issues.

For a more upscale experience, users have discussed staying in areas like Eixample, which is known for its shops and restaurants and still provides a quiet environment suitable for those who are not interested in nightlife. Travelers have called out the importance of location with easy access to public transport and central attractions to enhance their stay in Barcelona.

Despite the focus on hotels, some users discussed the possibility of using apartments if specific amenities, such as balconies, are desired, especially when hotel prices are high or availability is limited during peak times.

Some travelers inquired about nightlife options suitable for various age groups and interests. For those looking for scenic bars with a good atmosphere, areas around the Gothic Quarter and near the Arc de Triomf were recommended. Clubs that aren't dominated by very young crowds and loud music, such as those offering salsa dancing, were also sought after.

According to forum posts, central Barcelona, including neighborhoods like El Born, La Ribera, and L'Eixample, offers a concentration of nightlife options. These areas are praised for their vibrant atmosphere and accessibility. Placa Reial was specifically mentioned as a lively spot, especially for those staying near Las Ramblas.

Travelers have suggested visiting bars and clubs that open later in the evening, around 9 or 10 PM, and become busier as the night progresses. It's recommended to explore these areas during the day to identify potential spots to visit in the evenings. For a more relaxed experience, bars where conversation is possible without loud music were also highlighted.

According to forum posts, the most reliable way to purchase FC Barcelona game tickets is directly from the FC Barcelona official website. This method ensures authenticity and avoids the high fees and risks associated with resellers.

Some travelers suggested that if they are unable to purchase online, tickets can also be bought at the official FC Barcelona stores around the city or at the stadium's ticket office on the day of the game. This provides a fallback option if online purchases are not possible.

For many users, it's important to note that tickets typically go on sale to FC Barcelona members first and are later available to the general public. Keeping track of the sale phases can increase the chances of securing a ticket.

If experiencing difficulties in purchasing tickets for high-demand matches, forum users recommended considering attending matches of lesser-known teams like RCD Espanyol or C.E. Europa for a more straightforward and potentially less costly experience.

Some travelers have expressed confusion regarding booking options for tours at Sagrada Familia. It is noted that on the official Sagrada Familia website, tickets can be purchased either with a tour guide or for tower access, but not both together. Third-party vendors may offer combined tickets, but these are generally more expensive.

According to forum posts, the official Sagrada Familia site offers guided tours and audio guides. The guided tours provide detailed historical information, while audio guides, which can be accessed through one's phone, offer in-depth explanations and are well-regarded by users for their convenience and comprehensive content.

For those seeking a more personalized experience, private guided tours are available through various agencies. Additionally, small group tours are offered, which might be preferable for those who get claustrophobic, as the stairways in the towers can be narrow and crowded.

According to forum posts, Girona and Tarragona are highly recommended as day trip destinations from Barcelona. These cities are praised for their beautiful historic centers and easy accessibility by train.

Some travelers mentioned specific attractions in these cities: Tarragona is noted for its impressive Roman ruins, while Girona offers a vibrant medieval center and the opportunity to see locations used in popular TV shows. Both cities provide a rich cultural experience close to Barcelona.

Other suggested locations include the seaside town of Sitges, known for its beaches and cultural events, and Montserrat for its stunning mountain views and monastery. These destinations are also easily reachable by public transportation, enhancing their appeal for a day trip.

According to forum posts, popular family-friendly attractions in Barcelona include parks like Parc de Montjuïc, Park Güell, and Parc de la Ciutadella, which offer expansive green spaces and cultural sites. The CosmoCaixa science museum and the Museu de Ciències Naturals are highly recommended for families interested in interactive and educational experiences.

Some travelers suggested aligning a visit with local festivals such as the Festa Major de Gràcia, which features activities suitable for all ages, including parades and traditional Catalan events like the castellers (human towers) and correfocs (fire runs). These festivals offer a unique cultural experience and are engaging for children and teenagers.

For families seeking outdoor adventures, forum users have recommended the beaches near Barcelona, such as Montgat Nord, for activities like paddleboarding and kayaking. Additionally, the Olympic pools by the stadium offer swimming opportunities in a remarkable setting, adding a unique element to a family vacation in Barcelona.