High Roller is a 550-foot-tall (167.6 m), 520-foot (158.5 m) diameter giant Ferris wheel on the Las Vegas Strip in Paradise, Nevada, United States. Owned and operated by Caesars Entertainment, it opened to the public on March 31, 2014 as the world's tallest Ferris wheel. It is 9 ft (2.7 m) taller than the 541-foot (165 m) Singapore Flyer, which had held the record since 2008. Since October 2021 it is the world's second tallest Ferris wheel after Ain Dubai.