TEXT: The Kaaba, also spelled Ka'bah or Kabah and sometimes referred to as al-Kaʿbah al-Musharrafah, is a building at the centre of Islam's most important mosque, the Masjid al-Haram in Makkah, Saudi Arabia. It is the most sacred site in Islam. Here, people are performing circuit of the Kaaba. Contributed • Abdul Razzaq Qureshi - Contributed