Delhi is the national capital territory of India. Haryana and Uttar Pradesh surrounds it. Delhi is also center of Indian politics and famously called as City of Rallies.
- Delhi is the most expansive city of India and second most populous city (First is Mumbai) of India.
- In 1991, it was declared as the National Capital Territory of India by The Constitution (Sixty-Ninth Amendment) Act, 1991. Under this act, the Central Government and Delhi Government both govern it.
- Delhi has a very rich history. It was governed by Pandavas to Mughals. It served as the capital of many empires specially during Medieval period.
- Delhi is one of the most polluted city of World. The air pollution is very high in the core city. It was declared most polluted city of world in 2014 by WHO.
- Delhi is the home of many heritage sites and monuments which attracts a lot of tourists. Red Fort, Qutab Minar and Humayun's Tomb are the World Heritage sites of Delhi. Other monuments and places are India Gate, Lotus Temple, Purana Qila, Rajghat,
- Delhi is famous for different foods. It is the place from where Mughlai cuisine originated. It is famous for Kebab, biryani, tandoori, samosa, chole bhature, chole kulche, jalebi. Delhi is also famous for its street foods. Gali Paranthe Wali of Chadni Chowk is famous among the foodies.
- Azadpur market of Delhi is the largest fruit market of Asia. Khari Baoli Market is the largest Spice market of India.
- Delhi used to be a walled city which had 14 gates. Among the gates five are still there- Ajmeri Gate, Kashmiri Gate, Lahori Gate, Delhi Gate and Turkman Gate.
- The major bus services of Delhi are operated by DTC (Delhi Transport Corporation). It is the largest CNG-powered bus service operator in the world.
- The Ridge of Delhi is famous for bird lovers. It makes Delhi the second most bird-rich capital city.