map of the caspian sea basin: circum-caspian region (azerbaïdjan, iran, turkestan). geographic chart.

aquatory area asia atlas atropatene azerbaidjan azerbaijan azerbaamacr djan basin borderline cartography caspian central chart chorasmia circumcaspian civilization coastline continent countries earth ecosystem enclosed geodesic geographic geography hydrosphere hyrcania iran journey kazakhstan khazar khwarezmia lands location lowland map nation navigation ocean persia region river rivers sea territories tourism transcaucasia travel turan turkestan turkmenia turkmenistan volga water world