Abu Dhabi's Lulu Island - A man-made breakwater

Credit: Leonilo Bolano Jr / CC BY-SA 4.0
Al Lulu Island (aka Lulu Island) is a man-made breakwater protecting Abu Dhabi from the high tides of the Arabian Gulf and measuring a 1,050-acre (4.2 km2) stretching between Abu Dhabi to the Zayed Sea Port forming a crab-like pincer.