11th May 2017 Luxembourg Britain's Catherine, Duchess of Cambridge visits the Grand Duchy of Luxembourg. During the busy day visit the duchess will see the Museum of Modern Art, visit Place Clairfontaine, meet the Drand Duke and Duchess at the Grand Ducal Palace, attend the official commemoration of the 1867 Treaty of London and tour the exhibition 'Luxembourg 1867 - Open City' at the Drai Eechelen Museum. PHOTOGRAPH BY MICHAEL DUNLEA michael@sovereignsyndication.com tel +44 (0) 7831 237060 ©MICHAEL DUNLEA - Catherine Kate Middleton, la duchesse de Cambridge en visite au Luxembourg, le 11 mai 2017 lors de la célébration du 150e anniversaire de la signature du Traité de Londres. Catherine during the celebration of the 150th anniversary of the Treaty of London, signed on 11th May 1867 in Luxembourg; on May 11, 201711/05/2017 - - Photo