Look at the present-day political map of the subcontinent on page 136. Find out the states where Bhimbetka, Hunsgi and Kurnool are located. Would Tushar’s train have passed near any of these sites?
Bhimbetka is located in the Raisen district of Madhya Pradesh. It is famous for it’s Paleolithic (Stone age) rock shelters.
Hungsi is located in the Yadgir district of Karnataka state. It is famous for its habitation cum factory sites of Stone Age. A number of tools and weapons made of stone were discovered there.
Kurnool is located in Kurnool district of Andhra Pradesh. It is famous for the rock painting which dates back to the Paleolithic era. Some of the paintings are 35000-40000 years old.
Tushar's train may have passed near Bhimbetka, as the route of the train from Delhi to Chennai passes through Madhya Pradesh near Bhimbetka.