The country has many ancient structures that are fine examples of unique Indian architectural styles. Here are four such stunning sites with unique architecture that have made it to the UNESCO World Heritage list. The temple's walls are covered with intricate carvings depicting various aspects of life, from eroticism to spirituality. Stepwell temple Rani Ki Vav: An architectural marvel in Gujarat Rani Ki Vav, located in Patan, Gujarat, is an architectural and sculptural masterpiece. The walls of Rani Ki Vav are decorated with hundreds of intricate sculptures of Hindu deities, celestial nymphs, and serpents.