The two took a two-day trip to Paris in March 2017. It marked their first official Royal visit to the city, where William's mother Princess Diana died in a car crash in 1997. On day one, they met with French Prince Minister Francois Hollande.
Kate wore a custom double-breasted emerald green Catherine Walker dress coat, the same one she sported hours earlier in England during a St. Patrick's Day event.
Kate later changed into a black tweed Alexander McQueen gown, paired with ankle strap pumps and pearl jewelry, as the two attended a reception at the British Embassy.
Kate then changed her look again, this time opting for a custom-made ice blue Jenny Packham dress, and joined William at a dinner hosted by British Ambassador Edward Llewellyn.
Kate and William pose in front of the Eiffel Tower.
The couple looked smitten with each other.
The two look through a giant clock at Musee d'Orsay.
The two pose at the Trocadero in front of the Eiffel Tower.
The Duchess of Cambridge wore a multi-color, 3/4-bell sleeve tweed fit and flare belted Chanel blazer dress, paired with black pumps during her and William's day out sight-seeing.
Kate was later spotted wearing a red Carolina Herrera coat with a black turtleneck sweater and black wool gloves and she and William attended the Six Nations tournament Rugby Union match between France and Wales at the Stade de France.