The Holy Kaaba (al-Kaʿba, lit. "the Cube"), also spelt "Ka'ba," "Ka'bah" or "Kabah," sometimes referred to as "al-Ka'ba al-Musharrafa" (lit. "the Honoured Ka'ba," is a stone building at the centre of Islam's most important mosque and holiest site, the Masjid al-Haram in Mecca, Saudi Arabia. It is considered by Muslims to be the Bayt Allah (lit. "House of God") and is the qibla (direction of prayer) for Muslims around the world.