Treasure Hunting in Iowa

Mississippi River steamboat era, pioneer farmstead caches, and Mormon trail relics.

Top Iowa treasure regions: Mississippi River corridor; Loess Hills; Mormon Trail (Council Bluffs); Effigy Mounds region.

Famous documented cases in Iowa: Bonnie & Clyde Dexfield cache rumors; Steamboat Bertrand artifacts; Pioneer settler farmstead caches.

Terrain in Iowa: Prairie, river bluffs, and oak savanna.

Best seasons for field work in Iowa: April–November.

Iowa state parks are managed by Iowa DNR — State Parks (https://www.iowadnr.gov/places-to-go/state-parks); check its rules before detecting in any state park.