The Alviela River headwaters complex includes the Alviela Science Center, a campsite, a river beach, and a walking trail with information.

This phenomenon, rare in Portugal, is found in the Serras de Aire e Candeeiros Natural Park. In this depression, nicknamed Lagoa de Minde, the lake is larger in winter, thanks to underground galleries that overflow with water. It measures approximately four kilometers by 1,800 meters and is about 195 meters deep.

Gravity dam located on the Pônsul River in the Tagus River Basin, near a narrow granite gorge above the Idanha-a-Nova Campinas. The most common fish species are largemouth bass, barbel, boga, carp, and bordalo.

A small artificial lake, surrounded by pleasant green areas.

The Monfortinho Thermal Baths have been known since Roman times, thanks to the purity and therapeutic properties of the waters from the Serra de Penha Garcia springs, which are recommended for dermatological conditions and disorders of the digestive, circulatory, respiratory, and psychosomatic systems. Recently renovated, the thermal baths offer a range of personalized treatments, in addition to a gym, solarium, and physiotherapy pool.

A mixed dam, part gravity and part arch, fed by the Rabagão River, belonging to the Cávado River Basin. Completed in 1964, it stands 94 meters high and 1,897 meters long at the crest, with a maximum discharge capacity of 500 m3/s. It is the second-largest dam in Portugal, after the Alqueva Dam, and is highly sought after by fishermen. Other sports and leisure activities, such as surfing and motorboating, are also permitted.

The Pitões das Júnias waterfall, located in the heart of Peneda-Gêres National Park, is fed by the crystal-clear waters that flow past the Santa Maria das Júnias Monastery. It has a first drop of about 30 meters, followed by several more. This entire landscape is surrounded by a beautiful, centuries-old oak forest.

Dam located on the Ribeira de Barranco do Adão, in the transition from Alentejo to Algarve.

Dam in the Guadiana River Basin, on the Ribeira do Monte dos Monchões.

Earthen dam on the Azibo River, Douro Basin, framed by a mountainous landscape. Recreational activities are permitted, with restrictions.