"[2] Several old wagon trail ruts traverse the site, one of which is believed to be the old stage coach route from New Ulm, Minnesota to Sioux Falls, South Dakota.

Some hypotheses include the practice of hunting magic, performance of sacred ceremonies, or recording historical events in the lives of warriors, shamans, and chiefs.

Jerry Flute, a Dakota elder, was quoted as saying, "To the contemporary Native Americans who reside in and around the state, [Jeffers Petroglyphs] is a very spiritual place.

Here federally threatened prairie bush clover is found, as well as big bluestem, Indian grass, gray-headed coneflower, Maximilian's sunflower, cordgrass and coreopsis.

Daily natural and cultural history programs are offered about such topics as archaeology, how Native Americans made and used the atlatl, a travois and cordage, and prairie wildlife and plants.

Many amateur astronomers attend this event and several members bring their telescopes and allow, and often encourage, others to share their views of the night sky.