Crossword clues for Lighthouse, one of the Seven Wonders. 6 letters:PHAROSAlexandria lighthouse, one of the Seven WondersPHAROSLighthouse, one of the Seven Wonders.PHAROSAlexandria lighthouse that's one of the Seven WondersPHAROSLighthouse that was one of the Seven Wonders of the World.PHAROSSite of a lighthouse that was one of the Seven Wonders of the Ancient World