India Gate, memorial built in the year 1931 to commemorate the Indian soldiers who died in the World War I & the Afghan Wars. The names of the soldiers who died in these wars are inscribed on the walls.

President's House (Rastrapati Bhawan), the official residence of the President of India, built in the year 1931. Until 1950 it was known as Viceroy's House & served as the residence of the Governor-General of British India.

Humayun's Tomb, memorial of Mughal Emperor Humayun, built in the year 1562. The complex is a World Heritage Site & the first example of this type of Mughal architecture in India. It is the first distinct example of proper Mughal style, which was inspired by Persian architecture. It is well known that Humayun picked up the principles of Persian architecture during his exile, and he himself is likely to have planned the tomb, although there is no record to that effect. Mirak Mirza Ghiyath, a Persian, was the architect employed by Haji Begam for this tomb.

Qutab Minar is a soaring, 73 m-high tower of victory, built in 1193 by Qutab-ud-din Aibak immediately after the defeat of Delhi's last Hindu kingdom. Qutab-ud-din Aibak, the first Muslim ruler of Delhi, commenced the construction of the Qutab Minar in 1200 AD, but could only finish the basement. His successor, Iltutmush, added three more storeys, and in 1368, Firoz Shah Tughlak constructed the fifth and the last storey. The first three storeys are made of red sandstone; the fourth and fifth storeys are of marble and sandstone. At the foot of the tower is the Quwwat-ul-Islam Mosque, the first mosque to be built in India.