The kids are sure to sleep soundly after frolicking by the seaside at Platja de les Delicies. Look for fish and other marine life, stick a toe in the water or toss a Frisbee around!
You're spoiled for sightseeing choice when spending time in Sant Carles de la Rapita. Platja de les Delicies is a great place to begin here, but there are many other interesting places to visit. Mirador la toreta La Guardiola, Plaça de Carles III, and Museu de la Mar de l'Ebre are not far from the stretch of coastline and will round out your day nicely.