Siegfried & Roy through the years World-renowned illusionists and conservationists Siegfried & Roy pose with their white tiger in this undated photo. The Las Vegas entertainers, honored as Magicians of the Century, perform at The Mirage where they have been the longest and most successful entertainers in the history of Las Vegas. (Photo courtesy of Siegfried & Roy/The Mirage via Getty Images) (Getty Images/Getty Images)