Geography of West Bengal districts north of the Ganges i.e., Cooch Behar, Darjeeling, kalimpong, Jalpaiguri, Alipurduar, North Dinajpur, South Dinajpur and Malda are together termed as North Bengal. The capital and largest city of the state is Kolkata – the third-largest urban agglomeration and the seventh-largest city in India.Asansol is the second largest city & urban agglomeration in West Bengal after Kolkata. Siliguri is an economically important city, strategically located in the northeastern Siliguri Corridor (Chicken's Neck) of India. Other major cities and towns in West Bengal are Howrah, Durgapur, Raniganj, Haldia, Jalpaiguri, Kharagpur, Burdwan, Darjeeling, Midnapore, and Malda. Darjeeling Himalayan hill region is
Bay of Bengal Bay of Bengal The Bay of Bengal is the northeastern part of the Indian Ocean, bounded on the west and northwest by India on the north by Bangladesh, and on the east by Myanmar and the Andaman Islands of India and Myanmar and the Nicobar Islands of India. Its southern limit is a line between Sri Lanka and the northwesternmost point of Sumatra (Indonesia). It is the largest water region called a bay in the world. There are Countries dependent on the Bay of Bengal in South Asia and Southeast Asia. The Bay of Bengal occupies an area of .