Thus equipped they set out and were much surprised next day by meeting a moving village; that is to say, all the huts were placed on waggons and were being moved away. During the ten days that Rubruquis and his companions were passing through this part of the country they were very badly treated, and had it not been for their own store of biscuits, they must have died of starvation. After passing by the end of the Sea of Azov they went in an easterly direction and crossed a sandy desert on which neither tree nor stone was visible. This was the country of the Comans that Carpini had traversed, but in a more northerly part. Rubruquis left the mountains inhabited by the Circassians to the south, and after a wearisome journey of two months arrived at the camp of Prince Sartach on the banks of