A map of the Byzantine Empire, c.1180AD
Own work using:

The_Byzantine_Empire,_c.1180.PNG
Muir, Ramsay (1963)       Muir's Historical Atlas (6th ed.), London:  George Philip &amp; Son, pp. 16, 18  
Angold, Michael (1997)       The Byzantine Empire, 1025–1204, map 3:  Longman  ISBN:  0-582-29468-1.
The_Byzantine_Empire,_c.1180.PNG: Bigdaddy1204 (talk)The original uploader was Bigdaddy1204 at English Wikipedia.

derivative work: Hoodinski (talk)