When Ferdinand Magellan led the first circumnavigation of earth in the 16th century, his 5 ships were about 33 metres (100 feet) long, and reached 10 knots. Today, cruise liners exceed 300m (1,000ft) in length and reaches 25 knots.
Cunard's Queen Mary 2, featuring 17 decks and towering 62 metres (200 ft) above the waterline, one and half times higher than the Statue of Liberty, only 35 metres shorter than the Empire State Building.
Other beauties in the big league include the Norway, at one stage, the longest liner at 315,5 metres (1,035 feet), yet she's not in the top ten by Gross Registered Tonnes (GRT), registering 76,049 tonnes. The......