Institute of Archaeology Admission 2021-22 | New Delhi | Fee Structure: Institute of Archaeology was formed in 1985 as a private institution. It is situated in Janpath, New Delhi. This institute is most popular for its postgraduate diploma in Archaeology courses. The duration of the PG diploma in Archaeology course is two years. This institute also conducts counseling programmes for students, and the faculty of this institute have good experience in offering courses.