sarah burton earned high marks from the design world. for most of us, the best view of catherine'selevision. when her dress goes on public display here at buckingham palace, visitors will be able to walk all the way around it to see the intricate details for themselves. >> the beauty of the daesign is in the detail. ♪ >> reporter: the curator of the display has a front-row seat throughout the design process. >> it started off with the duchess trying on different shapes, that's important. the dress had to, obviously, be grand enough -- the environment of westminster abbey but there had to be a sense of modesty. >> reporter: with a victorian design, the dress blends old and new. >> it both looks to the past. we have a great sense of victorian couture in this dress. if you think about the waist, the padded hip, the bustle at the back of the dress. >> reporter: it won't be the only draw. visitors will get to see the tiara the duchess borrowed from queen elizabeth, a replica of the bridal bouquet and the eight-tiered wedding cake. like the dress, the cake has a floral theme, inspired by