Tourism in India by state Pradesh is important with its wealth of historical monuments and religious fervour. It is the home of Taj Mahal, and Hinduism's holiest city, Varanasi. The most populous state of the Indian Union also has a rich cultural heritage. Kathak one of the eight forms of Indian classical dance, originated from Uttar Pradesh. Uttar Pradesh is known as "The Heartland of India". Cuisine of Uttar Pradesh like Awadhi cuisine, Mughlai cuisine, Kumauni cuisine are very famous in entire India and abroad. Kolkata (formerly Calcutta), is the capital of West Bengal has been nicknamed the "City of Palaces", "City of Joy", etc.
Geography of West Bengal delta is the largest mangrove forest in the world. It lies at the mouth of the Ganges and is spread across areas of Bangladesh and West Bengal, India. The Bangladeshi and Indian portions of the jungle are listed in the UNESCO world heritage list separately as the Sundarbans and Sundarbans National Park respectively, though they are parts of the same forest. The Sundarbans are intersected by a complex network of tidal waterways, mudflats and small islands of salt-tolerant mangrove forests, and presents an excellent example of ongoing ecological processes. The area is known for its wide range of fauna. The