The only remaining operational Rotary Jail, found in Crawfordsville, Indiana, shows visitors how inmates were once locked within the building’s walls. READ MORE IN THE ATLAS:<a target="_blank"> https://www.atlasobscura.com/places/rotary-jail-museum</a>

The Secret Nazi Weather Station Named Kurt

An audio guide to the world’s strange, incredible, and wondrous places. Co-founder Dylan Thuras and a neighborhood of Atlas Obscura reporters explore a new wonder every day, Monday through Thursday. In under 15 minutes, they’ll take you to an incredible place, and along the way, you’ll meet some fascinating people and hear their stories. Our theme and end credit music is composed by Sam Tyndall.