Chandraketugarh is an archaeological site located beside the Bidyadhari

Bidyadhari River

Bidyadhari River , is a river in the Indian state of West Bengal. It originates near Haringhata in Nadia district and then flows through Deganga, Habra and Barasat areas of North 24 Parganas before joining the Raimangal River in the Sundarbans.The river has formed a major navigation route for...

 river, about 35 km north-east of Kolkata

Kolkata

Kolkata , formerly known as Calcutta, is the capital of the Indian state of West Bengal. Located on the east bank of the Hooghly River, it was the commercial capital of East India...

, India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

, in the district of North 24 parganas, near the township of Berachampa

Berachampa

Berachampa is a small town on the outskirts of Kolkata, West Bengal, in eastern India. The town is roughly between the towns of Barasat and Basirhat, approximately 34 kilometres from Kolkata....

 and the Haroa Road railhead

Railhead

The word railhead is a railway term with two distinct meanings, depending upon its context.Sometimes, particularly in the context of modern freight terminals, the word is used to denote a terminus of a railway line, especially if the line is not yet finished, or if the terminus interfaces with...

.

Years of excavation have revealed relics of several historical periods, although the chronological classification of the relics remains incomplete.

Finds include Northern Black Polished Ware

Northern Black Polished Ware

The Northern Black Polished Ware culture of South Asia is an Iron Age culture, succeeding the Painted Grey Ware culture...

 (NBPW) relics, later wares dated from about 400 BC to 100 BC and approximately contemporary with the Maurya

Maurya Empire

The Maurya Empire was a geographically extensive Iron Age historical power in ancient India, ruled by the Mauryan dynasty from 321 to 185 BC...

 period, as well as artifacts from the more recent Kushanas

Kushan Empire

The Kushan Empire originally formed in the early 1st century AD under Kujula Kadphises in the territories of ancient Bactria on either side of the middle course of the Oxus in what is now northern Afghanistan, Pakistan, and southern Tajikistan and Uzbekistan.During the 1st and early 2nd centuries...

 and Gupta

Gupta Empire

The Gupta Empire was an ancient Indian empire which existed approximately from 320 to 550 CE and covered much of the Indian Subcontinent. Founded by Maharaja Sri-Gupta, the dynasty was the model of a classical civilization. The peace and prosperity created under leadership of Guptas enabled the...

 periods.

According to some historians, the Chandraketugarh site and surrounding area could be the place known to ancient Greek and Roman writers as 'Gangaridai

Gangaridai

Gangaridai was an ancient state found around 300 BC where the Bengal region lies today . It was described by the Greek traveller Megasthenes in his work Indica...

'.