Lapérouse (A 791) is a hydrography survey vessel of the Lapérouse class of the French Navy (designed Bâtiment hydrographique de deuxième classe (BH))...

the ancient Icosium. The site lies between modern Tamentfoust (formerly Laperouse) and Bordj-El-Bahri (Cap Matifou, as opposed to the cape of the same name...

because of his impeccable cartographic authoritativeness. As a result of that Lapérouse, Vancouver, Colnett, von Bellingshausen and other mariners sought...