The Red Fort is a 17th century fort complex constructed by the Mughal emperor, Shah Jahan. Also known as Lal Qila, it served Mughal Emperors as their residence. In the walled city of Old Delhi (in present day Delhi) the fort was the palace for Mughal Emperor Shah Jahan’s new capital, Shahjahanabad.The Taj Mahal was built by Mughal emperor Shah Jahan in memory of his third wife, Mumtaz Mahal and is regarded by many, as the finest example of Mughal architecture. The Taj Mahal is a white marble mausoleum located in Agra.Planned by Vidyadhar Bhattacharya, Jaipur holds the distinction of being the first planned city of India. Renowned globally for its coloured gems, the capital city of Rajasthan combines the allure of its ancient history with all the advantages of a metropolis. The bustling modern city is one of the three corners of the golden triangle that includes Delhi, Agra and Jaipur.