Delhi is known for its rich architectural heritage. Some famous landmarks include the Red Fort, a Mughal fort built by Shah Jahān in the mid-17th century, now a UNESCO World Heritage site. Its red sandstone walls enclose palaces, halls, gardens, and a mosque.
Another significant landmark is the Qutb Minar, a towering minaret and a UNESCO World Heritage site, showcasing Islamic architectural legacy. The Qutb Minar is a part of the Qutb complex.