The 2026 NSLM Polo Classic Presented by MARS EQUESTRIAN is a charity polo match staged at the Great Meadow Foundation in The Plains, Virginia. Organized by the National Sporting Library & Museum and sponsored by Mars Equestrian, the event pairs high-level polo competition with a social and cultural program to support NSLM's mission. The event draws attendees to a premier equestrian venue for a fundraiser that highlights both sport and the library’s collections and programs.
