Description The Sheikh Zayed Grand Mosque is located in Abu Dhabi, the capital city of the United Arab Emirates. The largest mosque in the country, it is the key place of worship for daily, Friday and Eid prayers. During Eid, it may be visited by more than 41,000 people. No smoking, eating, or drinking inside the mosque area. Dress code for men is long-sleeve shirts, long trousers, no shorts. ... Dress code for women is long trousers or skirts, long-sleeve shirts or tops, nothing tight, headscarf (important)