29 I never knew the United States had this many Antarctic Expeditions. Interesting that the first one was around 1820, but why? 👇 United States — Starting ~1820. Nathaniel Palmer (sealer) sighted the Antarctic Peninsula (November 1820). Major later: 1838–1842 (Charles Wilkes expedition, charted Wilk (twitter.com) posted 131 days ago by Joys1Daughter 131 days ago by Joys1Daughter +29 / -0 7 comments share 7 comments share save hide report block hide replies
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