The name of the book itself is unique as it is based on the international trade route from 2nd century B.C. to 4th century A.D. The book provides a clear pathway of knowledge to students. A GK book full of information beyond the course of school curriculum. The book generates the curiosity to dig out few seeds of knowledge of the present world. A full series of GK book from class 1 to 8. Answer book is especially prepared for the teachers.