La Ricarda naturist beach, in El Prat de Llobregat. Access is easy, in the direction of the funeral home. With parking area. With public transport you can take the PR3 bus that leaves every half hour from the Renfe station. La Ricarda naturist beach has a shower and litter bins. There is a security guard in summer until 7:30 p.m., flag with the state of the sea, water is clean and access from the parking is easy.
Ideal if you do not want to get far from Barcelona yet flee from the overcrowding of the city's beaches.