(via MinuteEarth) Krubera Cave, one of our planet’s deepest known caves, extends 2200 meters into the earth – that’s a depth of nearly six Empire State Buildings. Or at least, that's as far down as ...
Discover the world's surprisingly short rivers, some under 200 meters, that hold immense ecological and cultural value. From ...
In 2004, two men American Bill Stone at Cheve Cave in southern Mexico and Ukrainian Alexander Klimchouk at Krubera Cave in the Republic of Georgia are locked in a heated race unlike any the world has ...
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