Pompey's Pillar, a block of red granite near Alexandria, forming a pillar 98 ft. 3 in. high; erected in honour of the Emperor Diocletian, who conquered Alexandria in 296. The name is an invention of some mistaken early traveller.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Pompey, Cneius * Ponce de Leon