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Captain Cook crossed the antarctic circle.
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William Smith, and James Bransfield discovered the south shetland islands.
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sealer james weddell found the weddell sea by going even further south.
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another British sealer john biscoe circumnavigated Antarctica int he tula.
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Dumont D'Urville in a french naval ship called astrolabe discovered Adelie Land.
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sir james clark ross discovered the ross sea and the ross ice shelf.
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The Australian Antarctic exploration commitee was formed.
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Douglas Mawson established bases at commonwealth bay and the shackleton ice shelf.
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Robert Falcon Scott and Roald Amundsen had a race to the south pole.
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Ernest shackleton decided to try to cross Antarctica.
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Roald Amundsen died in a plane crash while he was trying to save his friends.
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The Antarctic treaty was made and signed
