When you start to get hungry, make your way to Mercado de La Boqueria, the oldest market in the city.
In Barcelona, wander Park Güell, a public park that doubles as a UNESCO World Heritage Site. It features modern architecture, sculptures, and mosaics designed by Catalan architect Antoni Gaudí. Continue your Gaudí tour at Sagrada Família before moving onto the Picasso Museum. When you start to get hungry, make your way to Mercado de La Boqueria, the oldest market in the city.