The Little Maquoketa River is just north of Dubuque on Highway 52. It features a 41 acre preserve and 32 ancient burial mounds. The area also features a mature forest containing numerous wildflowers and a small remnant of native blufftop prairie.
The southernmost LSU Campus Mound is now considered the oldest known structure on the North American continent, research conducted by LSU geologist Brooks Ellwood revealed.
The LSU Campus Mounds are now considered the oldest known structures on the North American continent, research conducted by LSU geologist Brooks Ellwood revealed.