On Saturday, March 31, thousands of volunteers are expected to show up at battlefields and parks across the country with paint brushes, weed trimmers and rakes. More than 100 battlefields in 25 states have asked for assistance for the annual Park Day cleanup, according to the sponsoring organization, the Civil War Trust..

Opportunities include planting trees at Maryland’s Antietam National Battlefield , scraping a fence at Virginia’s Appomattox Court House National Historical Park , painting fences at Arkansas’ Poison Springs State Park , removing winter debris at Missouri’s Lone Jack Historical Site and preparing spring gardens at North Carolina’s Bennett Place..