The Ohio Department of Natural Resources released Wednesday a new report that looked at the state's mineral resources.

Underground rivers dissolve the limestone and carry it away to leave these passageways which can be full of water during periods of heavy rainfall. This is a calcium carbonate deposit like an ...

A massive commercial real estate project proposed for Chicago’s Southeast Side remains in limbo as its planners battle ...

Dudley Canal Tunnel and Limestone Mines is one of over 200 attractions around the UK that Blue Peter badge holders can get into for free. To gain free entry, each child must have a Blue Peter ...

Some of the volunteers have reported a strong smell of rotting flesh underground. Local community members have been protesting outside the mine, carrying placards reading: "Free our Brothers," and ...

SUP Kentucky is an adventure company that takes people to cool places across the state and beyond on standup paddleboards and kayaks. One of their coolest tours is the "Red River Gorge Underground ...

A Brisbane start-up, which was contracted to send its robots into the Lhoist North American limestone mine to find out why it ...