Whether it’s culture, nightlife or beaches you’re looking for, Barcelona ... coast, head to the terrace – where you can also see the Cádiz Camera Obscura, the first one installed in Spain.

U.S. News Insider Tip: Wander 20 minutes north to reach Hospital de Sant Pau. This elaborate, UNESCO-listed former hospital was the brainchild of architect Lluis Domènech i Montaner and is a ...