West Bengal's capital Kolkata is the largest city of this region.
The Kolkata Metropolitan Area is the country's third largest.
The states of Odisha and West Bengal share some cultural and linguistic characteristics with Bangladesh.
Odisha is the only state of India, which has a classical language Odia, a classical dance Odissi and a classical music Odissi music.
The Emperor of Kalinga Mahameghavahana Aira Kharavela was one of the most powerful monarchs of ancient India.
During Gandhi's independence movement, the Bihari village of Champaran was an important supporter of non-violent resistance.