America's first Hall of Fame, the Baseball Hall of Fame is dedicated to Preserving History, Honoring Excellence, Connecting Generations. The museum, opened in 1939, documents the historical development of baseball, its impact on American culture by collecting, preserving, exhibitin and interpreting its collections, which exceed 30,000 pieces. Two major annual events: The Hall of Fame Classic on Father's Day Weekend and Annual Induction Ceremonies, the last weekend of July.