Antarctica

4. A large deep crack in the surface of a glacier
6. Attempted to complete the first crossing of the continent
9. A large sea bird that is at risk of extinction
13. An Antarctic sea between Enderby Land and West Ice Shelf
16. An explorer that was beaten to reach the South Pole first, by one month
17. An ocean that is made up by the southern most parts of the Indian,Pacific and Atlantic oceans
18. An Australian genealogist and Antarctic explorer
19. Found in Antarctica it holds the record as being the worlds largest glacier
20. A small crustacean that is eaten by fish, penguins, seals and whales

1. A deep bay between Victoria Land and Marie Byrd Land
2. One of the first research stations founded by Russia
3. Pole The southern most point on the surface of the Earth
5. A single runway operated by Australia in Antarctica
7. A sea off the Prince Olav Coast and Enderby Land
8. An animal that is mostly black and white and also known as a 'flippered flyer'
10. Led a five man expedition that reached the South Pole for the first time
11. A fin footed marine animal
12. An Antarctic island that is most known for its volcanic eruption in 1970
14. Another name for a killer whale
15. A sea bordered by Coats Land and the Antarctic Peninsula