In 1994 in the coastal waters of Alexandria (Egypt), divers, archaeologists began to explore the bottom. At the bottom of the sea, they were looking for artifacts. They beat the big blocks of stone were found. This archaeological expeditions have been used the most recent advances in science and technology.

High-tech devices of the late twentieth century were used to search the ruins of a single and advanced technological achievements of the third century to the present day: Foros. It was a great lighthouse of Alexandria, one of the seven wonders of the world.

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