Imagine Dragons is an American alternative rock band from Las Vegas, Nevada. The band gained exposure following the September 2012 release of their debut studio album, Night Visions, which peaked at number two on the weekly Billboard 200 chart. Following the release of Night Visions, Imagine Dragons embarked on a world tour, and performed on major late night shows, including The Tonight Show with Jay Leno, Jimmy Kimmel Live!, Late Night with Jimmy Fallon, The Late Show with David Letterman and Conan. According to Billboard, Imagine Dragons topped the year-end rock rankings for 2013. Billboard also named Imagine Dragons the Breakthrough Band of 2013, and Rolling Stone named their single "Radioactive" the biggest rock hit of the year. MTV also called them "the year's biggest breakout band."