Example image of eyePlorer eyePlorer map for 'Orthographic projection (cartography)': Cartography Map projection 3D projection Gnomonic projection Sphere Stereographic projection Tangent space Infinity Globe Great circle Horizon Outer space Circle of latitude Ptolemy Antwerp François d'Aguilon Roman Republic Vitruvius Albrecht Dürer Astronomy Earth Planet Planetary science Formula Trigonometry Latitude Longitude Origin (mathematics) Point (geometry) Radius Distance Equation Atan Atan2 C (programming language) C++ Computation Fortran Programming language Cartesian coordinate system Negative and non-negative numbers Graph of a function Numerical integration Behrmann projection Antarctica General Perspective projection List of graphical methods List of inventors Orthographic projection Gall–Peters projection