myjourney starts here in ushuaia in argentina, the southern most city in the world. it s one of five gateway cities for expeditions to antarctica. there are lots of antarctic tourists here, the brand new jackets and backpacks are a bit of a giveaway, all of them doing their last minute preparations. as a journalist, i ve covered the exploits of people who travel in extreme environments, and for me, this is the ultimate adventure. i m getting really excited now. there s a genuine chill in the air, perhaps a sign of things to come. we haven t even left port and the weather s kicking in. it s part of the point of coming to the antarctic you want to feel the elements. 0h! here it is the ms fridtjof nansen. i m joining about 400 passengers from all over the world, some who ve been saving for years to come on this ten day expedition. tannoy: very good evening, ladies and gentlemen. - welcome aboard fridtjof nansen on this cruise down to antarctica. we are all aboard and are rea