Lateralus (/ˌlætəˈræləs/) is the third full-length studio album by American rock band Tool. It was released on May 15, 2001 through Volcano Entertainment. The album was recorded at Cello Studios in Hollywood and The Hook, Big Empty Space, and The Lodge, in North Hollywood, between October 2000 and January 2001. David Bottrill, who had produced the band's two previous releases Ænima and Salival, produced the album along with the band.