the antarctic treaty is a global agreement drawn up more than 60 years ago that now has 56 signatoriesfic cooperation. one of those permitted peaceful purposes is tourism, and that's growing. before the 1980s, just a few hundred people came here each year. in the summer season between 2022 and �*23, more than 100,000 people visited. and the kind of little boat shed on the shore there, that's now staff quarters. steffi is an expedition leader for a tour operator. it's herjob to plan an antarctic itinerary for the 200 people on board the ship that we're travelling on. weather, ice, changing dynamics. and the industry was designed when 100 passenger vessels were the larger ships, 0k? and now, 100 passenger vessels are the smaller ships. the international association of antarctic tour operators sets out guidelines for the industry, including restrictions on the numbers of people that can go ashore and keeping a safe distance from wildlife. the plan was that we'd land here today but it's not possible because there are too many penguins. the rules for the tourism are that everybody has to ke