The color of markers corresponds to the category. A marker with a character 'P' indicates the existence of photographs at the place. The location of each place shows the location on the map of Innermost Asia, but does not match with the actual location due to the error of the map. Please also use the KMZ File to see the placenames on Google Earth. For your informatoin, KML files of old maps are available at Silk Road Maps.
Search
For example, input "bulak" to search placenames containing bulak. map search is also available.