This map collection of the Three Kingdoms in the 3rd year of Jingyuan (262) is digitised from Tan Qixiang's The Historical Atlas of China, with some personal adjustments based on HydroSHEDS elevation data at 3 arc seconds (~100 m) resolution. A map of the Western Regions is available here, and the maps are also available on KMA.
The overall map can be viewed in two versions:
If you would like higher-resolution versions of the maps — or have specific requests for maps — please feel free to contact me.