
Map of Central Asia with borders representing different geographic definitions of Central Asia
Source: Open Source-wikipedia

Map showing the geographic break up of ethicities in Central Asia
Source: Perry Castenada Map Library at the University of Texas

The Silk Road as of the 1st and 2nd Century CE, as outlined by Ptolemy
Source: wikipedia.org released through GNU creative license

Oil and gas reserves and pipelines in Central Asia and the Caspian Sea, 2001
Source: Perry Castenada Map Library at the University of Texas