Q. Over which river is the ancient Silsako stone bridge located in Assam?
Answer:
Barnadi River
Notes: The Silsako stone bridge is located over the Barnadi River in Hajo, Kamrup, Assam. It dates back to ancient and medieval times and was used by invaders like Muhammad bin Bakhtiyar Khalji in 1205-06 AD. The bridge is notable for its iron pins and Brahmanical architectural style.