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Journey to the centre of the earth inside mesmerising water hole | Travel News | Travel | Express.co.uk
Sinkhole at Covão dos Conchos, Portugal. | Amazing sinkhole in the lake at Covão dos Conchos, Portugal. Video by ProBilder Thanks, Imaginarium de Pisces | By Avantgardens | Facebook
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Covão dos Conchos: the water hole in Portugal that looks like a portal to another dimension – RANDOM Times •
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