New Delhi is the administrative and political center of India, where the government and national leaders are based. The city showcases a blend of the ancient and the modern, with historical landmarks such as India Gate, Humayun's Tomb, Mughal tombs, and wide boulevards. Delhi is a strong cultural and economic hub in Northern India, as well as a major transportation nexus with its railway system, metro, and international airport. With a dense and bustling population, Delhi boasts a rich diversity of culture, religion, and language. Despite facing pollution and infrastructure pressures, Delhi still offers many green areas, museums, and monuments for visitors to explore.