A map of the location of Chad, shown in green, and Sudan shown in orange.
<a href="//commons.wikimedia.org/wiki/User:P._S._Burton" title="User:P. S. Burton">P. S. Burton</a>
2014-08-20
<a href="//commons.wikimedia.org/wiki/File:Zambia_(orthographic_projection).svg" title="File:Zambia (orthographic projection).svg">File:Zambia (orthographic projection).svg</a> by <a href="//commons.wikimedia.org/wiki/User:Marcos_Elias_de_Oliveira_J%C3%BAnior" class="mw-redirect" title="User:Marcos Elias de Oliveira Júnior">Marcos Elias de Oliveira Júnior</a>.