Encyclopedia - Geography of Oceania Category

Oceania - amazing geography and sights.

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Antarctic Circle

Antarctic Circle extract from Britannica Online.

Parallel of latitude approximately 66°30¢ south of the Equator that circumscribes the southern frigid zone. It marks the northern limit of the area within which, for one day or more each year, the sun does not set or rise. The length of continuous day or night increases southward from the Antarctic Circle, mounting to six months at the South Pole.

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