Tramline
Tramline: Antarctica Field Trip
"What are the native land mammals of Antarctica? Do you know what Nanatuks are? Did you realize that if you use rainfall as a measure, Antarctica is by definition a desert?" Find the answers to these questions and more in this...
Wikimedia
Wikipedia: Latitude
This encyclopedia article from Wikipedia on latitude tells what it is, lists some latitudes of particular importance, and tendencies that latitudes can determine. Links are provided throughout for additional information.
Other
Cool Antarctica: Pictures, Information, and Travel Guide
A complete look at the continent of Antarctica. You can view pictures, utilize a fact file index, and get a historical timeline.
Cornell University
Cornell University: Tropic of Cancer, Tropic of Capricorn, Arctic Circle, & Antarctic Circle
Students examine the Tropic of Cancer, Tropic of Capricorn, Arctic Circle, and Antarctic Circle. Related questions are included.