Duchess Kate wore a second dress on her wedding day -- here's what it looks like

Duchess Kate's Alexander McQueen wedding dress will go down as one of the most stunning in history.The iconic 2011 photograph of Kate in her white gown while looking back at sister Pippa Middleton as they both walked into Westminster Abby will remain engrained in our memories forever.With its intricate lace detailing, extravagant train and V-neck bodice, the look designed by Sarah Burton led to brides wanting similar looks of their own.