Shah Jahan built the Red Fort in Delhi.
The Red Fort is a historical fort in Delhi, India. It was built by the Mughal emperor Shah Jahan in the 17th century as his new imperial residence and capital city. The fort is located in the center of Delhi and is one of the most popular tourist attractions in the city.
The Red Fort is a massive complex of buildings and gardens. It is surrounded by a high red sandstone wall and has several gates. The main gate is the Lahore Gate, which is located on the eastern side of the fort. The fort is also home to several palaces, including the Diwan-i-Aam (Hall of Public Audience), the Diwan-i-Khas (Hall of Private Audience), and the Mumtaz Mahal (Palace of Mumtaz Mahal).
The Red Fort is a UNESCO World Heritage Site and is one of the most important historical monuments in India. It is a symbol of Mughal power and architecture.