Chandraketugarh, Barasat, West Bengal India

Chandraketugarh is an archaeological site located beside the river Vidyadhari about 35 km north-east of Kolkata, India, in the district of North 24 parganas. It lies about a km from Berachampa on the road to Haroa.

This port-city, was discovered in 1955. The excavations held here have revealed several materials, which prove the antiquity of the site and its archeological importance. Evidences of the Maurya to the Pala ages have been excavated, which include clay pipes, drainage systems, minted copper coins, ivory bangles and beads, bronze and terracotta images. Other notable things are a 45 sq km sized prayer hall dating back to 700-600 BC and Kharosti script of 600-400 BC. One can find some of these excavated materials in the collection of the Asutosh Museum of Indian Art and the State Archeological Museum, Kolkata. Moreover, there are numerous private collections in and around the town.
A civilization that flourished between 4th century BC and the 12th century AD, Chandraketugarh, comprises of the remains of a temple and a palace, which has been excavated from a mound. According to the Archaeological Survey of India, which carried out the excavation, the era was a prosperous one under the mythical emperor Chandraketu, spanning at least six eras, beginning from the pre-Mauryas and ending with the Palas.

Several levels of excavation show Northern Black Polished Ware (NBPW) relics,other wares of approximately 400 BC to 100 BC,relics contemporary with the Kushanas, Maurya through the Gupta periods and late Gupta times etc.
According to some historians, maybe this Chandraketugarh and the adjoining area is the place that the ancient Greek and Roman writers called 'Gangaridai.'