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View to the southeast. On the right, the lower portion of the aqueduct is visible — the water flowed from right to left.
On the left side of the image, the structure protruding skyward is actually a "pressure tower" that was used to raise the water up to the level of the top of the acropolis of Aspendos.
For a detail of the "pressure tower" click here.
For brief a description of the significance of Aspendos click here.
Photo courtesy of Linda Kane.