PIPESTONE — The National Park Service will celebrate its 105th birthday (Founders Day) on Aug. 25, and the public is invited to help celebrate the quarrying tradition that has its origins at the Pipestone National Monument.

The monument will hold a celebration from 10 a.m. to 4 p.m. Aug. 21. Activities are appropriate for all ages and are offered at no cost.

Event Schedule:

10 a.m. to noon: Quarrying demonstration in Mark Pederson’s Pit, located along the South Quarry Trail

10:30 a.m. to 2 p.m.: Indian Tacos available for purchase from the Lunch Box Food Truck at the Three Maidens picnic area

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1 to 2 p.m.: Horse Regalia program by Dakota Wicohan in front of the Visitor Center

2 to 3 p.m.: “National Parks A to Z” presentation by Sioux Falls Photographer Marty DeWitt inside the Visitor Center (optional photo walk afterwards).

3 to 4 p.m.: Traditional Plains Dance demonstration by Gabe Yellowhawk

Activity Stations:

1 to 4 p.m.: Hands-on Activity Stations including traditional foods (corn, bison, & wasna), ledger art, pottery and Lakota herbalist Paul Red Elk.