Prince William and Kate Middleton visited the French Embassy in London on Tuesday to offer their condolences to all those affected by last Friday's deadly terrorist attacks in Paris [1]. Duchess Kate looked especially somber in an understated two-piece skirt suit [2] as she and her husband visited the French ambassador's residence. They were photographed adding to a book of condolences, writing, [3] "To all those who have died and were injured in the heartless attacks in Paris, and to all the people in France, nos plus sincères condoléances [our most sincere condolences]."

Read on to see more photos, and then see how people around the world are honoring France [4].