Historical clue formulations

• Site of a lighthouse that was one of the Seven Wonders of the Ancient World — 2021-05-30
• Ptolemy's lighthouse locale — 2008-04-16
• Site of one of the Seven Wonders of the Ancient World — 2002-08-18
• Locale of Ptolemy's lighthouse — 1997-12-21
• Ancient lighthouse site — 1995-07-21