The Circumnavigation reference article from the English Wikipedia on 24-Jul-2004
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Circumnavigation

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To circumnavigate a place, such as an island, a continent, or the Earth is to travel all the way around it by boat or ship. More recently, it has also being used to cover aerial round the world flights.

The first maritime circumnavigations of the globe were:

Some other circumnavigations:

Notable aerial round the world trips