Bar El Sur is a popular bar located in Retiro subway station. It offers a cozy and relaxed atmosphere, making it a perfect spot to unwind after a long day. The bar serves a wide range of drinks, including cocktails, beers, and wines. They also have a menu of delicious tapas and snacks to accompany your drinks. Whether you're looking for a place to meet friends or enjoy a solo drink, Bar El Sur is a great choice.