Here are the best churches in Barcelona to visit ... making it one of the most famous monuments in Spain. Fun fact: 13 white geese live in the cloister (courtyard), honoring Saint Eulalia ...

But the church wasn't always Gaudí's. The architect that was first commissioned to work on the Sagrada, Francisco de Paula del Villar, was replaced after disagreeing with its promoters.

Towering above the center of the Barri Gòtic district is Barcelona's principal cathedral. The Gothic cathedral's construction began in the late 13th century, though it wasn't completed until the ...