The Antarctic Circle, which is also referred to as a polar circle, is one of the five latitude circles that are used to divide maps of Earth. An expedition cruise to the Antarctic Circle will take travelers south of the Equator to the 66°33′45.9″ coordinates. The Antarctic Circle is between the Southern Temperate Zone and the Antarctic.

Oct 02, 1996 · The Antarctic Circle The Antarctic Circle is a non-commercial forum and resource on historical, literary, bibliographical, artistic and cultural aspects of Antarctica and the South Polar regions. The breadth and quantity of its content expands periodically.

This border, that is located at Latitude 66° 33′ South, marks the Antarctic Territory according to one of the definitions. The Antarctic Circle experiences a period of 24 hours where the Sun is above the horizon during the summer solscice on 21st December. The reason for this phenomenon is that the axis of the earth is tilted by 23.5 degrees.

Antarctic Circle, parallel, or line of latitude around the Earth, at 66°30′ S. Because the Earth’s axis is inclined about 23.5° from the vertical, this parallel marks the northern limit of the area within which, for one day or more each year, at the summer and winter solstices, the Sun does not set (December 21 or 22) or rise (June 21 or 22).

antarctic circle noun, often capitalized A&C Save Word Definition of antarctic circle : the parallel of latitude that is approximately 66¹/₂ degrees south of the equator and that circumscribes the southern frigid zone First Known Use of antarctic circle 1556, in the meaning defined above Seen & Heard People are talking about Test Your Vocabulary