When was the first Hajj (pilgrimage to Mecca)?
Correct answer: 628 CE

Yana
Only familiar with AD and BC. Oh, and AC/DC.

Thidar Aung (Dolly)
one of the five pillars

Republic of China
you cannot enter Mecca unless you're a Muslim.
Anyone can enter Mecca but one has to request the Saudi Government about it and they must approve the request before entering Mecca

Bashmantinz
This is part of the beauty of Islam