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Luxor Pyramid | by daryl_mitchell
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Luxor Pyramid

The pyramid of the Luxor emits the Sky Beam, the world's strongest beam of light at 42.3 billion candelas. It's produced by 39 xenon lamps and mirrors used to focus them into a single beam. On a clear night, it can be seen from 275 miles away by aircraft at cruising altitude, and is an FAA designated navigational landmark.

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Taken on May 2, 2013