This digital mosaic of 4,500 satellite scans shows incredible detail of Antarctica's terrain. Includes insets that show the surface elevation, ice sheet thickness, ice flow velocity, and sea ice movement and wind flow.
National Geographic is a renowned authority in cartography. For 120 years the Society's maps have helped spread geographic knowledge around the globe. A vast database allows National Geographic to combine the latest data gained by space-age technology with innovative digital mapping techniques to create state-of-the-art political, physical, and thematic maps. The Society's meticulous research and attention to detail have established a standard of achievement that is unparalleled.