This is a beautiful stamp souvenir sheet, issued by Mali in 2010, honoring great explorers and famous lighthouses. Featured on the sheet are Spanish conquistador & explorer Hernan Cortes de Monroy y Pizarro, 1st Marquis of the Valley of Oaxaca, along with a brief written biography, and the Ras Taguerness Lighthouse in Tunisia. The sheet is Post Office fresh, mint never hinged, and F/VF.