A map in the archives of the Oregon Historical Society Research Library in Portland, Oregon may be the key to finding buried treasure that has yet to be found. This episode was produced in partnership with Travel Portland.

The Art Spy with Michelle Young

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.