Navratangarh (Doisagarh) was one of the capitals of the Nagvanshi dynasty, who ruled parts of what is now the state of Jharkhand, India.

[2][3] The map alongside presents a rugged area, consisting partly of flat-topped hills called pat and partly of an undulating plateau, in the south-western portion of Chota Nagpur Plateau.

Three major rivers – the Sankh, South Koel and North Karo - along with their numerous tributaries, drain the area.

It is said that king Durjan Shah shifted his capital from Khukhragarh to Navratangarh.

Yadunath Shah shifted capital to Palkot due to Mughal invasion.