Trilokeshwar Shonku (Bengali: প্রফেসর শঙ্কু) is a fictional scientist and inventor created by Satyajit Ray in a series of Bengali science fiction books of the same name published from 1965 on. He is the central protagonist of the series. Professor Shonku resides in Giridih. His house contains a laboratory, and he lives with his pet cat, Newton, named after Sir Isaac Newton and his man-servant, Prahlad. He was born in the year of 1912 but his year of death is unknown.
Topic: Primitive man
Plot: Professor Shonku receives a letter from Professor Hugo Dumbarton informing him a recent earthquake in Cochabamba, Bolivia which broke a mountain in two and thus created a passage between two halves. No one, in human history, has gone behind that mountains. A local village boy was playing hide and seek, and when he went to the mountain caves he saw some colourful paintings in the walls of the cave.On Professor Dumbarton's invitation, Professor Shonku goes to Cochabamba. There they discover many extinct animal species, an unknown animal and a primitive human being, alive!
Location: Cochabamba, Bolivia
Source: Wikipedia