ight of the year polar night (6 months of night) Arctic Circle (66.5° N) 24 hours of darkness Tropic of Cancer (23.5° N) 13.5 hours of darkness Equator (0°) 12 hours of darkness Tropic of Capricorn (23.5° S) ----------- 10.5 hours of darkness polar day (6 months of day) Antarctic Circle (66.5° S

on both sides of you." These surveyors would fan out and travel north, forming a circle that would get larger and larger as they got closer to the Equator. As they passed into the Northern Hemisphere the circle would shrink, finally contracting to a point when all the surveyors arrived at the North Po