Hidden Gem
Alai Darwaza Southern Gateway (1311 CE)
Inside Qutub Complex, Mehrauli, New Delhi 110030
Constructed in 1311 CE by Sultan Alauddin Khalji as the southern entrance to the enlarged Quwwat-ul-Islam Mosque, Alai Darwaza is the earliest surviving building in India showcasing true Islamic architectural principles—including the true pointed horseshoe arch and a hemispherical dome. Its red-sandstone facade is adorned with intricate white-marble inlays and carved stone lattice screens.