09.07.2022 - By iHeartPodcasts and Grim & Mild
35 miles of tunnels in New Jersey, which were once the Sterling Hill Mine, are among the richest in the world with fluorescent minerals. They're also filled with…ghosts. Special Guest: John Ruggiero
Visit amy-bruni.net for details of my fall speaking tour, plus strange-escapes.com if you're ready to take a spooky vacation with us. See omnystudio.com/listener for privacy information.