On this Father’s Day weekend, treat dad to a one-of-a-kind exhibit featuring miniature World War II model planes, tanks, ships, jeeps, historic figures, and more. Sponsored by the Roanoke Valley International Plastic Modelers Society, the event includes over 100 models on display and special activities for children. Tours of the Memorial are available throughout the day. Free admission until noon. In honor of the Army’s 240th birthday, all active duty or veteran Army service members will receive free admission on Saturday and Sunday.