The Capital of Magadh empire was situates at Rajgriha or Girivraja. The city was almost impregnable as it was surrounded by five hills, the openings in which were closed by stone walls on all sides.
The Kushanas were also called as Guishuang as mentioned by various Chinese texts. Kushanas were also known as Tocharians and were one of the five tribes of Yueh-Chi or Yuezhi.