Mecca city, but Mecca no longer plays a major role in Saudi Arabia's economy, which is mainly based on oil exports. The few industries operating in Mecca include textiles, furniture, and utensils. The majority of the economy is service-oriented. Nevertheless, many industries have been set up in Mecca. Various types of enterprises that have existed since 1970: corrugated iron manufacturing, copper smithies, carpentry shops, upholstering establishments, vegetable oil extraction plants, sweets manufacturies, flour mills, bakeries, poultry farms, frozen food importing, photography processing, secretarial establishments, ice factories, bottling plants for soft drinks, barber shops, book shops, travel agencies and banks. The city
Mecca squares. Traditional homes are built of local rock and are generally two to three stories. The total area of Mecca today is over . In pre-modern Mecca, the city used a few chief sources of water. The first were local wells, such as the Zamzam Well, that produced generally brackish water. The second source was the spring of Ayn Zubayda. The sources of this spring are the mountains of J̲abal Saʿd (Jabal Sa'd) and Jabal Kabkāb, which are a few kilometers east of Jabal Arafa or about southeast of Mecca. Water was transported from it using underground channels. A very