1. Parc de la Ciutadella
Known as the «green lung» of Barcelona, Parc de la Ciutadella is one of the city’s most emblematic parks. With its lush vegetation, serene lakes, and historic monuments, this park is the perfect spot for a bike ride. You can cycle along its broad paths, stop to admire the famous Cascada Monumental, or have a picnic in one of its green areas.