Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Aqsunqur Mosque -  The Aqsunqur Mosque (also known as the Blue Mosque or the Mosque of Ibrahim Agha) is located in Cairo Egypt and is one of several blue mosques in the world.
Building