Image: USA orthographic
Description: A map of the hemisphere centred on -100, 45, using an orthographic projection, created using gringer's Perl script with Natural Earth Data (1:50000 resolution, simplified to 0.25px). The United States (the contiguous United States, Alaska, and Hawaii; not including Puerto Rico and other territories) is highlighted in green. Official territory.
Title: USA orthographic
Credit: Own work with Natural Earth Data This vector image was created with Inkscape.
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes