A sinkhole has been expanding for two years. So far, no one is claiming responsibility for the repairs. Once just a few feet across, the giant sinkhole now threatens to ...

What started as a routine hike turned into an eight hour descent into the unknown. When the ground suddenly opened beneath ...

This video shows an unexpected incident recorded in a real-world setting, captured by a dashcam or public surveillance camera ...

A Pennsylvania grandmother was found dead last December after falling into a 30-foot deep sinkhole that opened into a long-abandoned coal mine. Elizabeth Pollard, from Unity Township, had been looking ...