How fast does a 747 go at cruising altitude?

What is another name for the Tidewater Region? What is the average cost of a mediterranean cruise? Navigation is to captain as rhymes is to what? How long was Balboa voyage? What danger do scylla and charybdis pose to Odysseus and his crew? Are there any harbors or ports in Africa? Approximately how long were these two masted cargo ships? How many men does Odysseus take with him to Cyclops island? What does ship high in transit mean? Where is the hidden cave in nabooti island on poptropica? What were the biggest risks and challenges coronado faced as he and his group traveled north? How was vasco nunez de balboa treated on his reaturn to his country? Why did the mayflower go back to England? What was paradise island formaly called? What is the main seaport of Iraq? What was the name given to the cargo area reserved for slaves and where on the ship was it located? What was the original reason people began exploring the seas? Slave ship captains treated crew? What is an island near Naxos? How long does it take to sail from Portsmouth to Majorca?