There’s a place in Oregon known as Thor’s Well. It’s right on the ocean. As the name suggests, the well is a hole in the earth. But what makes this sinkhole a little more spectacular than others?

On Monday, rescuers rushed to the oceanic formation known as “Thor’s Well” off Cape Perpetua, Oregon. A man had fallen into the watery sinkhole, and was struggling to make his way out. However, rescue ...