The Duchess of Cambridge visits the Costume Department at The Royal Opera House in London, UK, on the 16th January 2019. 16 Jan 2019 Pictured: The Duchess of Cambridge visits the Costume Department at The Royal Opera House in London, UK, on the 16th January 2019. Photo credit: James Whatling / MEGA TheMegaAgency.com +1 888 505 6342