Shah Jahan is well known for his huge red coloured building miracle in Delhi called Red Fort, this was started to built from 1638 and it continued up to 1648, totally for ten years, and it is located at the east extreme end of the city, on the bank of Yamuna river.
this is also known as 'Lal Kila' in India as it is totally constructed with red sandstone and almost of length 2 kilometers, 18 meters in height on riverside and of height 33 meters on the city side. This fort resembled the strength of the Mughal Empire ruling India at that time.
Up to 1857, this fort was like a minicity as only 3000 people living there. The fort gardens and pavilions are far away from the city noise with the water of Yamuna flowing from its right by the eastern edge.