Sleep Train Arena Nickname: Location: Coordinates: Opened: Owner: Construction Cost: Seating Capacity: Sleep Train Arena (originally ARCO Arena) is an indoor arena, located in the Natomas area of Sacramento, California. It is the home of the NBA's Sacramento Kings. The facility has hosted numerous wrestling events such as WWE The Bash on June 28, 2009, the 1993 Royal Rumble and Judgment Day 2001.