Each Chapar Khaneh was a station mainly located along the Royal Road, an ancient highway that was reorganized and rebuilt by Darius I, which stretched from Sardis in modern-day Turkey to Susa in modern-day Iran, connecting most of the major cities of the Achaemenid Empire.
On leaving Phrygia the Halys has to be crossed; and here are gates through which you must needs pass ere you can traverse the stream.
When you have made the passage, and are come into Cappadocia, 28 stations and 104 parasangs bring you to the borders of Cilicia, where the road passes through two sets of gates, at each of which there is a guard posted.
The fourth of the streams is called the Gyndes, and this is the river which Cyrus dispersed by digging for it three hundred and sixty channels.
Thus the entire number of the stations is raised to one hundred and eleven; and so many are in fact the resting-places that one finds between Sardis and Susa.