"He was not only surviving, but thriving in this structure through all of the different supplies he was able to find," Stefonek said. "Not a lot of air comes in from the outside, and it was a small enough space that he was able to survive the winters obviously, and keep himself warm, and it’s cool down there this time of year, and it is stocked full of all of the items that he was able to pilfer from the Marathon County landfill by sorting through garbage."