The city gathered ideas from area architects on how to reimagine Cincinnati's subway system. But it's not clear what's next ...

One of the most impressive is Hafod y Porth copper mine, which lies in the evocatively named Cwm y Bleiddiau ( Valley of the ...

Cincinnati asked architects and designers to submit ideas to repurpose the city's abandoned subway tunnel system. The ...

Find out the story behind the "secret" Blue Lake, located near Fairbourne, Gwynedd, and hear from people that have visited ...

The submissions range from ideas from Cincinnati residents to full-blown project proposals from design and architecture firms ...

A long-abandoned mine caused a sinkhole on I-80 last month, highlighting the dangers lurking just beneath the surface across New Jersey.

What should Cincinnati do with its unused subway tunnels? They asked, and the public answered, and the ideas range from a theater to bathhouses to speakeasies to kayak training centers and more.

STILFONTEIN, South Africa (AP) — Rescuers and volunteers have pulled at least 78 dead miners and more than 160 survivors from ...

A group representing informal miners in South Africa says at least 100 men who were mining illegally in an abandoned gold ...

Water levels in the 300-feet deep flooded coal mine in Assam’s Dima Hasao district receded by nearly 23 feet on Friday, ...

GUWAHATI: Murky water and a static water level, despite continuous dewatering, have posed significant challenges to agencies ...