WWII escape maps might be the world’s most unique fashion statement December 21, 2020 Hannah Daley, exhibitions manager, installs Countess Mountbatten s underwear made from a silk map given to her by a boyfriend in the Royal Air Force at the Fashion on the Ration: 1940s Street Style exhibition at The Imperial War Museums. (Peter Macdiarmid/Getty Images) Most brides opt to wear white on their wedding day. Some, like Bianca Jagger, might even rock a wedding suit. Then in 2016 there was Hester Cox, a U.K. bride who opted for neither as she strode down the aisle in a custom gown made from vintage World War II escape maps.