DYK Image: 

Fabrics were the number one traded item to the Indians. 

DYK Image: 

The Sioux Quartzite rock outcropping features about 5,000 petroglyphs.

DYK Image: 

The best time to see the Petroglyphs is when the sun is low in the sky, either morning or late afternoon.

DYK Image: 

Of Jeffers Petroglyphs Historic Site’s original 80 acres, 33 acres is never-been-plowed native prairie. The remaining 47 acres is one Minnesota’s first prairie restorations.

DYK Image: 
Many styles of Petroglyphs are found on the Sioux Quartzite outcropping. These include abstract, hoof print, early hunting, and en Toto.
DYK Image: 

Less than one percent of the nation’s tallgrass prairie remains. Jeffers Petroglyphs Historic site’s 160 acres is a small but important fragment with over 250 plant species.

DYK Image: 

Preserved by the Minnesota Historical Society since 1966, the Sioux Quartzite outcropping at Jeffers Petroglyphs records almost 7,000 years of history.

DYK Image: 
On a hardness scale of 1 to 10, ten being diamonds, Sioux Quartzite is a 7.5.
DYK Image: 

Some Petroglyphs are as much as 7,000 years old.

DYK Image: 

Jeffers Petroglyphs is a living, sacred site.