1. Catalunya Square (Plaça de Catalunya) is a large square in the heart of Barcelona, Spain. It is known as the city’s main transport hub and a popular meeting place for locals and tourists. The square is surrounded by a number of popular attractions, including landmarks like the Font de Canaletes and the El Corte Ingles department store.

Some interesting facts about the Catalunya Square include:

- The square was designed in the mid-19th century by Catalan engineer Ildefons Cerdà as part of his plan for the expansion of the city.

- The Font de Canaletes is a popular meeting point for football fans, who gather there to celebrate victories by the city’s football club, FC Barcelona.

- The square is home to several statues and sculptures, including the Monument to Francesc Macià, a former president of Catalonia.

2. The square is open 24 hours a day, and there is no admission fee to enter. There is no official phone number for the square, but visitors can contact the Barcelona tourism office for more information at +34 932 853 834.

3. There are several ways to get to Catalunya Square, including by metro (Lines 1, 3, and 6), bus (multiple lines), and train (Rodalies de Catalunya lines R1, R2, R3, and R4). Visitors can purchase a T10 integrated fare card for public transport, which allows for 10 journeys on different modes of transport for €10,50.