The document describes Spooky Nook Sports indoor sports complex located in Lancaster, Pennsylvania. It is the largest indoor sports complex in the United States, covering over 7 million square feet. The complex features 10 basketball courts, 4 field hockey courts, soccer fields, volleyball courts, an indoor track, a full baseball field, a fitness center, climbing center, food court, hotel, and arcade. It was designed by architect David Bravo to accommodate many indoor sports through the use of steel trusses, glass, and various flooring materials suited to different sports.