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CavesGrutas de Santo AntónioIn 1955 two men working at a place called Pedra do Altar went through a large opening as they were trying to catch a bird. The Santo António caves were discovered more than 150 million years after their formation in the Middle Jurassic age, when the (...)
Telephone: +351 249 841 876
E-mail: geral@grutassantoantonio.com
Website: http://www.grutassantoantonio.comhttps://visite.portodemos.pt
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CavesGrutas de AlvadosIn 1964 a group of quarry workers in the Serra dos Candeeiros heard a strange noise, as if a stone had fallen into a very deep abyss. This was how the Alvados caves were discovered, more than 150 million years after their formation in the Middle (...)
Telephone: +351 244 441 274
E-mail: geral@grutasalvados.com
Website: http://www.grutasalvados.comhttps://visite.portodemos.pt
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CavesGrutas de Mira de AireThese caves were discovered in 1947. The entrance is 300m in altitude, but inside they reach 180m in depth. Their formation goes back 150 million years to the Middle Jurassic age, when the dinosaurs populated this region. Their footprints can be (...)
Telephone: +351 244 440 322
E-mail: geral@grutasmiradaire.com
Website: https://www.grutasmiradaire.com/https://visite.portodemos.pt
