All fees are €10–€12 per day.
Club Natació Barcelona. Also known as Complex Esportiu Municipal Banys Sant Sebastià, this club in Barceloneta, just opposite the cablecar terminal, has an indoor pool that overlooks the beach. It's open daily 7 am to 11 pm. A one-day pass for the use of the pool, gym, and other facilities costs €12. Pl. del Mar s/n, Barceloneta, Barcelona, Catalonia, 08002. 93/2210010. www.cnb.es. Barceloneta.
Parc de la Creueta del Coll. This huge outdoor pool, built into a former stone quarry, is uphill from Parc Güell. It's open daily from 10 am to sunset, April through October. Passeig Mare de Déu del Coll 77, Vall d'Hebron, Barcelona, Catalonia, 08002. El Coll/La Teixonera.
DiR Diagonal. The flagship facility of the DiR group of fitness clubs, DiR Diagonal has a gym with enough state-of-the-art training machines to accommodate a small army; the 8-lane, 50-meter outdoor pool has a moveable glass roof for winter and inclement weather. There are broad tree-shaded lawns on both sides of the pool: early arrivals nab the deck chairs and umbrellas. Full-day passes for nonmembers are €16.80. Open daily from 8 am to 11 pm. Ganduxer 25–27, Sant Gervasi, Barcelona, Catalonia, 08021. 93/202–2202. www.dir.es. La Bonanova (FGC).
Piscines Municipals Bernat Picornell. The daily fee at this swimming center with indoor and outdoor pools includes use of a sauna, gymnasium, and fitness equipment. It's open daily 7 am–midnight. Av. del Estadi 30–40, Montjuïc, Barcelona, Catalonia, 08038. 93/4234041. www.picornell.cat. Plaça Espanya.
Piscina Municipal Can Caralleu. The €13.25 day-pass for nonmembers here includes the use of the gym, the indoor and outdoor pools, the sauna and whirlpool bath, and the tennis courts. The facilities are open daily 8 am–11 pm. Esports 2–8, Pedralbes, Barcelona, Catalonia, 08017. 93/2037874. www.claror.cat. Reina Elisenda (FGC).