look at that. just over 105,000 tourists visited antarctica in 2023. it was also the hottest year on record, with potentially disastrous global consequences. muffled bang oh, it s a carving. that s a massive bit of ice falling off. we see ice sheets melting, ice shelves melting, we have more carving. that s why we also have more icebergs in the water. as more and more people embark on these adventures, what can we learn about this, the most pristine place on the planet? 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 sig