Europe-Places.com has listed approx 33 Swimming lakes in Portugal. Some of the Top rated Swimming lakes in Portugal are- Poço Negro do Soajo, Barragem do Monte Clérigo, Barragem Do Monte Clerigo, Barragem Do Monte Clerigo, Praia fluvial de Uva, Pé do negro, Poço Grande, Pé do negro, Dorna de Campanhó & Dorna de Campanhó.