Drone footage shows two ports side-by-side, but 2,500 years apart

We bring to light the unknown sunken port of Ancient Eretria, which is only 30 meters from the modern port, but is separated by 2,400 years from it.

This jetty is the western end of the port of Eretria. It is a monumental construction of raw stones that extends for about 600 meters in a direction from NW to NNA. At its NNA end, where the lighthouse of the modern port is located, it faces east for about 55 meters, closing protecting, from the south, the entrance of the port.

The first 300 meters of the construction are covered by a modern jetty which after these first meters runs parallel to the ancient along its entire length.

The ancient construction along its entire length maintains a constant width (8 meters) and is located -86 cm lower than the current sea level. The original construction dates back to the beginning of the second half of the 4th century BC with some reinforcing modifications at the beginning of the 3rd century BC. century.

For more information: https://ca.news.yahoo.com/drone-footage-shows-two-ports-110001332.html