Dhanraul Dam is also known as Dhandhraul Dam. It is located about 23 km from Robertsganj on the Robertsganj-Churk road, in Sonbhadra district, Uttar Pradesh, India. The dam was constructed over the river Ghaghar and water from its reservoir is used for irrigation by the canals originating from here like Ghaghar canal to the nearer districts Mirzapur, Chandauli and Sonbhadra. Dhanraul Dam's water supplies Robertsganj with drinking water. This dam is constructed on the Ghaghar River and is also called Ghaghar Dam.
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The fort is believed to have existed in the mythological times of the Mahabharata. In the 11th century, it was upgraded by Maharaja Vijay Pal. Inside the fort there are stone gravings and a number of statues. Four lakes surround the fort, adding it to its visual appeal.
Eco Valley
A lookout and a picnic area. Great views of the Son Valley.
The split stone structure has its origin in a folklore love story. The hero Veer Lorik demonstrates his love for Manjari by cutting the stone with his sword in a single swipe.
The 25 hectare park contains fossils of stromatolites, algae and ancient trees that are around 1.4 billion years old, dating to the Proterozoic period. For science lovers, it is a wonderful place but the park is not well maintained by the locals. Signs, guides and basic amenities are limited. The tourism potential of the site is untapped, making it for now, off the beaten track.