90°N60°N30°N0°30°S60°S90°S180°90°W0°90°E180°Arctic CircleMidnight sunTropic of CancerSun’s north stopEquatorEarth’s beltTropic of CapricornSun’s south stopAntarctic CirclePenguin latitudes90°WAmericas cutPrime meridianGreenwich90°EThrough IndiaDate lineNew day starts