The '''Tropic of Cancer''' is the [[Lines of latitude|line of latitude]] at 23°30'N. It forms the northern boundary of the [[tropics]], which extends south to the [[Tropic of Capricorn]]. On the [[summer solstice]] in the [[northern hemisphere]], the sun appears directly overhead at noon. | The '''Tropic of Cancer''' is the [[Lines of latitude|line of latitude]] at 23°30'N. It forms the northern boundary of the [[tropics]], which extends south to the [[Tropic of Capricorn]]. On the [[summer solstice]] in the [[northern hemisphere]], the sun appears directly overhead at noon. |