Tourism in West Bengal and skyscrapers in the city. There are also a couple of cemeteries established by the British when Kolkata was the capital of British India. These include the South Park Street Cemetery and Scottish Cemetery.The River Ganga flows through the state. World heritage sites in West Bengal include the Darjeeling Himalayan Railway and the Sundarbans National Park. Neora Valley National Park, which is one of the richest biological zones in the entire Northeast, situated in the Kalimpong subdivision under Darjeeling District, is in West Bengal. The Ganges Delta (also known as the Ganges–Brahmaputra Delta, the Sunderbans Delta, or the Bengalla Delta)
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