The pilgrimage destination for Muslims is located in which modern country?

Mecca, the holiest city in Islam and the pilgrimage destination for Muslims, is located in the modern country of Saudi Arabia. The city is home to the Kaaba, a cube-shaped building that is considered the most sacred site in Islam. Every year, millions of Muslims from around the world make the pilgrimage to Mecca, known as the Hajj, which is one of the five pillars of Islam.