I n Dwarf Fortress, aquifers are a scourge. They're layers of subterranean, water-bearing rock that continually, endlessly ...

Sonia Kumar urged ministers to get behind Dudley Canal Trust's plans to reopen the Seven Sisters caves beneath Wren's Nest National Nature Reserve. She said the plan, which would see the vast ...

The Natural Bridge Caverns are home to the biggest commercial cave system in Texas. Above-ground adventures include zip lining, a rope course, a maze, gem mining, shopping and dining. But the ...

One of the city's more unique attractions, the 100-acre Louisville Mega Cavern, which was created out of a 19th-century limestone quarry, now houses the world's only underground zip line course.

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