Cirque du Soleil is celebrating its 25th Anniversary with a special show at the Royal Albert Hall, in London.
Rare glimpse behind the scenes at the show 'Varekai' by hand balancer, and star of the show, Irina Naumenko.
With more than 5000 employees, including 1000 performers, and an audience of over 90 million over the past 25 years, it is arguably one of the biggest circuses in the world.