La Boqueria is a historic and famous fresh food market located on the Rambla. Pop inside and soak up the atmosphere of a real old style market, which is famous for the quality and diversity of its wares that come from all corners of the earth.
La Boqueria is also known as the Mercat de Sant Josep (Saint Joseph's market) because it is located on a site originally intended to be used as the courtyard of the church of Sant Josep.
Check out their website for details of individual stalls and shops.