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NASA photos: Cities at night

By: Catie Leary on Oct. 16, 2009, 11:22 p.m.
Mecca/Jiddah, Saudi Arabia

Photo: NASA

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Mecca/Jiddah, Saudi Arabia

The rapid growth in Jiddah and Mecca in Saudi Arabia can be mapped from the lighting patterns. The road connecting them, heavily used by pilgrims of several faiths on their journey between the two cities, stands out as a bright string in the surrounding dark desert.