Helwan (حلوان Ḥelwān, IPA), also spelled Hilwan or Hulwan or Holwan, is a city in Egypt and part of Greater Cairo, on the bank of the Nile, opposite the ruins of Memphis. Originally a southern suburb of Cairo, it served as the capital of the now defunct Helwan Governorate from April 2008 to April 2011, after which it was re-incorporated in...