Agha Khan Mausoleum, Aswan, Egypt
The Agha Khan is the Imam of the Shia Imami Ismaili Muslims. Sir Sultan Mahomed Shah Aga Khan was the 48th hereditary Imam of the Shia Imami Ismaili Muslims and a direct descendant of the Prophet Muhammad through his cousin and son-in-law, Ali, the first Imam, and his wife Fatima, the Prophet’s daughter. He died in 1957.
More about the Ismaili and the current Agha Khan may be found
here.