Dear friends,
three important territories of modern Gujarat, India, have been mentioned in Pali Tipitaka as being places to where ancient Buddhism had spread. They are Bharukaccha (Bharuch), Dvaravati (Dwarka) and Sihapura (Sihor near Bhavnagar).
Further discussions are welcomed.
source:
http://www.dnaindia.com/india/report_buddhist-culture-in-bharuch_1335686
metta,
Yong Peng.