A large abandoned mine pit in Ziyou village of Chongqing's Banan district that was converted into a scenic spot recently attracted flooding tourists thanks to dazzling canola flowers. [Photo by ...

There are about 500,000 abandoned mines in the United States, according to the Mine Safety and Health Administration, and these long-forgotten facilities can pose a variety of risks to people ...

chief of Nevada’s abandoned mine lands program with the state Division of Minerals. Part of that has been driven by increased access as off-road vehicles and ATVs have become more popular.