1. Las Ramblas is a famous boulevard in Barcelona, Spain, stretching about 1.2 kilometers from Placa de Catalunya to the Christopher Columbus monument at Port Vell. It is a popular tourist destination, lined with street performers, cafes, restaurants, and shops. The street has a vibrant atmosphere and is known for its human statues, flower stalls, and artists.

One interesting fact is that the street used to be a riverbed in ancient times, which explains its name \"Rambla,\" meaning a dry streambed. Another unique feature is the \"La Boqueria\" market located on the street, which is one of the oldest and most colorful markets in Europe, offering a wide variety of fresh produce, meats, and seafood.

2. Las Ramblas is open 24/7, but most of the shops and restaurants have their own working hours. The contact number for Las Ramblas Marketing is +34 933 42 69 91.

3. There is no ticket required to visit Las Ramblas, as it is a public street. The best way to get there is by public transportation, including the metro, buses, and taxis. The closest metro stations are Catalunya (L1, L3), Liceu (L3), and Drassanes (L3).