Clockwork Angels is the nineteenth full-length studio album by Canadian rock band Rush released on June 12, 2012. The album was recorded in April 2010 at Blackbird Studio in Nashville, Tennessee and from October – December 2011 at Revolution Recording in Toronto, Ontario, Canada. Two songs that would eventually appear on the album, "Caravan" and "BU2B", were released to radio stations and made available for online digital purchase on June 1, 2010. Following the release of these two songs, the band embarked on the Time Machine Tour in 2010 and 2011 with the first live performances of "Caravan" and "BU2B" as part of the nightly set list. Clockwork Angels was completed following this tour. The album's second single, titled "Headlong Flight", was released on April 19, 2012. The album's third single, "The Wreckers", was released on July 25, 2012. On February 20, 2013, "The Anarchist" was released as the fourth and final single. A 10" picture disc version of the song "The Garden" was released as part of the 2013 Record Store Day Black Friday sale. It was limited to 3,000 copies and is sold out.