The giant tortoises of the Galapagos helped Charles Darwin formulate his theory of evolution after he visited the islands in the 1830s, on his five year voyage aboard HMS Beagle.

CNN: Lonesome George, last of the Pinta Island tortoises, dies

Due to its inaccessibility, only about 1, 500 people a year make the sea voyage to St Kilda, with many of these taking part in working holidays as part of the trust's conservation volunteer programme.

BBC: St Kilda

Brigstocke joined the Cape Farewell crew last year on their most ambitious voyage yet, down the east coast of Greenland.

CNN: Celebrities embark on climate change voyage

In a statement, DETI said the project was on course to be opened as planned on 31 March 2012 in time for the 100-year anniversary of the Titanic's maiden voyage.

BBC: Titanic project faces EU grant shortfall

Last year, the Solar Impulse made its first transcontinental voyage, traveling 1, 550 miles from Madrid to the Moroccan capital Rabat in 20 hours.

WSJ: Solar plane plans stops in Phoenix, Dallas, NYC

Cumbria's adopted warship has set sail on her final voyage before she is de-commissioned later this year.

BBC: HMS Cumberland's journey to decommissioning

While the message began its voyage to the cosmos--a 24, 000 year trip to M-13, a cluster of stars in the constellation Hercules, to be exact--visiting dignitaries listened over a loudspeaker while each bit played as a short, high-pitched tone.

FORBES: How To Talk To Aliens

This year marks the 75th anniversary of the RMS Queen Mary's maiden voyage, when she set sail from Southampton, England to Cherbourg, France to New York for a five-day voyage in 1936.

BBC: A ghostly visit on the RMS Queen Mary hotel

Setting off from Athens, Greece in January next year, the Scholar Ship will visit eight countries during its inaugural 16-week voyage.

CNN: 'Scholar Ship' ready to set sail

But for the 40-year-old skipper, whose youth was spent wading through pages of adventure books, the voyage was also a fruition of boyhood aspirations.

CNN: $16m solar boat sails into record books