Antarctica (Alien takeover)

History
after it used to be a frozen wasteland covered by glaciers, snow and ice. There was no human population until the 22nd century when geodesic domes were established. However these domes were dismantled as humans left for the off world colonies. the constant remain barren and full of Penguins. However during terraforming  the constant becomes a tropical rain forest full of  elephants, tigers, guerrillas and orangutans. the constant becomes known for its beautiful fruits, flowers and massive geodesic dome that preserves a penguin colony in an icy habitat resembling 21st-century Antarctic. There it has been rumours that the Silurians have been legally experimenting with trying to bring dinosaurs back to life despite the torchwood republics strict law against reestablishing these deadly creatures that pose a threat to human life. The continent has very few cities the largest city is known as El Dorado the fictional city of gold that humans believed existed in South America now the Amazon colonies. Antarctica is drastically becoming a popular destination and there's growing concerns  environmental distractions. That's why in 2338 the number of immigrants is strictly not limited to Antarctica to preserve the unique biodiversity. scientists  from the earth remaining human colonies often do research on Penguins and the continent's new forms of life. There's also a massive monument to the doctor was built in 2425. The Silurians had long remembered the doctor as a great hero and defender of the earth.