Title: The explorers of the undersea world
Description: Surveys the history of undersea exploration.
Subjects: Underwater exploration, Juvenile literature, Découverte et exploration, Klassieke oudheid, Ouvrages pour la jeunesse, Discoveries in geography, Herodotus. History, Mediterranean Region, Ancient History, History (Herodotus), Herodotus, Ontdekkingsreizigers, Discovery and exploration, Explorers