New Delhi was built by the British and that is reflected in its architecture. All roads in New Delhi lead to the India Gate which is a memorial to the unknown soldiers who lost their lives in World War I. There’s no second chance to make a first impression and for many travellers, the first experiences in Delhi set the tone for their judgement of the city, if not for the rest of the country. Located on the banks of river Yamuna, Delhi consists of New Delhi (the national capital) and Old Delhi. Delhi has nine revenue districts, namely New Delhi, Old Delhi, Central Delhi, South Delhi, South West Delhi, North Delhi, East Delhi, West Delhi, North West Delhi. Besides the same it has the periphery region called National Capital Terrotory (NCR) region, which includes the satelite township of Gurgaon, Faridabad, Noida, Greater Noida, Ghaziabad, Bahadurgarh. It is home to over 15 million of people and its architecture ranges from 10th century Hindu Rajputana through 17th century Mughal to 20th century British architecture.