Visit Taj Mahal, an ivory-white marble mausoleum and one of the wonders of the world. Visit Agra Fort, the main residence of the emperors of the Mughal Dynasty until 1638. Visit Sikandra Fort, the place of the tomb of the Mughal emperor Akbar. Visit Itmad-ud-Daula, a Mughal mausoleum often regarded as a draft of the Taj Mahal.