What is the name of the person who maintains ships?

Where do you use the Key Card on Counterfeit Island? What rivers in the USA start with O? How many people visit the Galapagos Islands every year? Which circumstances of Odysseus's journey so far might happen on real life journeys? What is a palindrome for a high deck on a ships stern? Why did Ponce de Leon first sail for Florida? How long does it take to sail from the Galapagos islands to Easter Island? Who was the Italian navigator who sailed for England? What deck level is the spa located on the carnival ship liberty? Where is the Mayflower ship now? Why does Calypso hold Odysseus prisoner on her island? Which ship did Anne Bonny sail on? What kind of threat do the sirens pose to sailors? Where is Ithaca in The Odyssey? Was Vitus Bering Married? How many nautical miles is a league? Before the Mayflower left on its voyage with the pilgrims what was the ship used as? Where is the iles of scilly? Why did the use of clipper ships decline in the 1850s? What is a Caribbean shape that makes ships disappear?