Qutub Minar is a UNESCO World Heritage site which was established by Qutub-ud-din Aibak, the founder of Delhi Sultanate, in 1193. It contains spiral staircase and it's design is thought to be based on the Minaret of Jam. India Gate India Gate is a war memorial located near the Rajpath. It is dedicated to the soldiers of British India who died in the wars. The India Gate, even though a war memorial, evokes the architectural style. Humayun's Tomb It is a UNESCO World Heritage Site and it is the first Garden Tomb of India. The sole purpose of Humayun's wife was to build this tomb after his death. You can either visit Humayun Tomb or Akshardham Temple. Lotus Temple Lotus Temple is a magnificent attraction of the city due to the unique flower-like shape. It was built in 1986. It has won many architectural awards and has also been featured in many newspapers and magazines. It has also been declared as the most visited building in the world. Swaminarayan Akshardham It is one of the biggest Hindu Temples. It was constructed in 2005 but seems like it has been constructed for over a thousand years because of its architecture. You can either visit Humayun Tomb or Akshardham Temple.