Underneath South Dakota's rolling Black Hills region, there is a sparkling national monument that is considered one of the ...

On your next getaway, you can explore the world under the earth’s surface that never sees the light of day. From cave kisses ...

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Vietnamese scientists have discovered a new snail species in Son Doong Cave within the Phong Nha - Ke Bang National Park in ...

Among the cave-centric park units within the National Park System, Mammoth Cave National Park in Kentucky stands out. Not ...

With the turquoise waters of the River Soča, one of Europe's most beautiful rivers, and the snow-capped mountains of the ...

Slovenia is a stunning country that's one of the few in Europe that still has a number of brown bears, and is well worth a ...

On the Whitsuntide weekend (a bank holiday in mid-June) of 1952, students Brian Varley and JM Dickenson aged 19 and 20 ...

Winter is the perfect time to go on a cave tour at Carter Caves State Resort Park. The inside the caves ranges between 45 and 55 degrees Fahrenheit during winter.

Venturing into the heart of the earth to discover the Cave of Crystals is an adventure like no other. Located in Naica, ...

From a crumbling pill box in the UK to a derelict rail line in Hawaii, these are the abandoned World War II places that the ...