After the 4th inning, the Washington Nationals have the 'Presidents Race', where the four Mt. Rushmore presidents, with giant foam caricature heads, race around the the stadium as a promotional event. The event is so popular there's a website which documents the stats and winning record of each of the races.
Decorate your house with "living room worthy" sports art that even your wife or girlfriend will approve. These modern art prints brings a modern clean representation of your favorite team. This minimalist ballpark series also makes a great gift idea for any baseball fan.