Celebrate Secretariat’s 40th birthday from 11 a.m. to 4 p.m. Saturday, March 27 at The Meadow Event Park in Caroline County.

The free program includes a slide presentation of Penny Chenery’s photos and readings by her daughter, Kate Tweedy, from her upcoming book “Secretariat’s Meadow: The Land, the Family and the Legend.”

Tram tours will run from 2 to 4 p.m., or guests may walk to see the barns, foaling shed and horse cemetery. Secretariat’s great-grandson Rainaway will be there.

Bring a picnic or buy lunch for $10. Meal tickets must be bought in advance from the Caroline County Visitor Center, 23724 Rogers Clark Blvd., Ruther Glen, VA 22546, (804) 633-3490.