Example image of eyePlorer eyePlorer map for 'Latitude': Earth Equator Mercator projection Angle Degree (angle) North Pole South Pole Tropics Equinox Zenith Colatitude Complementary angles Circle of latitude Coplanarity Parallel (geometry) Plane (geometry) Geodesic Great circle Small circle Global navigation satellite system Longitude Antarctic Circle Arctic Circle Sun Tropic of Cancer Tropic of Capricorn Midnight sun Axial tilt Minute of arc Climate Effect of sun angle on climate Weather Aurora (astronomy) Prevailing winds Harvard University Hong Kong Singapore Taiwan Temperateness World Bank Oblate spheroid Sphere Angular eccentricity Eccentricity (mathematics) Curvature Kilometre Mile Nautical mile Ellipse Meridian (geography)