However, alongside my experiences as a doctor, I also travel the world as a scientific explorer.
The expedition force is led by the man known as the world's greatest living explorer - 68-year-old Sir Ranulph Fiennes.
This is only the latest challenge for the man described in the Guinness Book of Records as "the world's greatest living explorer".
Guinness World Records describes him as the world's greatest living explorer.
"The greatest living explorer" according to the Guinness World of Records, the undisputed king of narrow escapes, reflects on his life at the edge of reason -- and what it's like to lose your fingers to frostbite.
Sir David and Prof Hawking finished above explorer Ranulph Fiennes, Prince Charles and world wide web inventor Tim Berners-Lee.
Most people believed the stories to be nothing more than legend however, until the French explorer Henri Mouhot brought Angkor to the world's attention in 1860.
Tintin's official profession may be that of a reporter, but he is just as much an explorer and archaeologist, dashing around the world to chase down ancient artifacts in addition to nefarious villains and a good story.
Over the centuries both the Nile and the desert sands imperceptibly shifted, and this temple was lost to the world until 1813, when it was accidentally rediscovered by the Swiss explorer Jean-Louis Burckhardt.
Or, when Netscape disrupted the world with its browser in the mid 1990s, there was eventually Internet Explorer.
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An effort is also being made to create a community through the Expat Explorer's blog with posts from many expats around the world.
These days, thanks to global warming and a receding ice cover, the voyage is easier to complete, says explorer James Delgado, author of Across the Top of the World.
While our world is lot more connected than it used to be, HSBC's Expat Explorer website is a handy interactive tool that has done a lot of information gathering for you.
The "South Africa Explorer" badge is for people traveling to South Africa to attend the World Cup matches while the "Super Fan" badge is for fans who will be watching from pubs, bars and large viewing parties in the 31 other countries taking part in the tournament.
But to many, many others the explorer's courage, optimism and enthusiasm were the perfect distraction from a world still bruised by World War II and nervously watching the increasingly tense standoff between the United States and Soviet Union.
British explorer Lewis Gordon Pugh has swum across some of the most challenging stretches of icy water in the world, wearing only a swimming costume, hat and goggles.
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But normally, save for the odd urban explorer or raver illegally slipping onto the tracks for a nose around or a dance, this eerie world of shadows and ghosts has been all but forgotten.
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