Mounds State ParkOnline version Features of the park and mounds by Marissa Ellsworth 1 Artifacts found at the mounds 2 Possible food sources 3 Types of Mounds found within the park 4 Circular Earthworks at the park 5 Astronomical events marked by the Mounds clay chunks pottery rocks bone chipped stone flakes Turkey deer black bear squirrel goose Circular Rectangular Great Mound Fiddleback Enclosure Earthwork D Earthwork B Summer Solstice Winter Solstice Equinox