1. Taj Mahal, Agra: The Taj Mahal, an iconic symbol of India, is a white marble mausoleum in Agra. It was built by Emperor Shah Jahan in memory of his beloved wife Mumtaz Mahal. The intricate details, the symmetrical design, and the stunning use of white marble exemplify India's architectural mastery.

2. Hampi, Karnataka: Hampi is a UNESCO World Heritage Site known for its remarkable architecture from the Vijayanagara Empire. The Virupaksha Temple, in particular, is a splendid example of the empire's grand temple architecture.

3. Khajuraho Group of Monuments, Madhya Pradesh: The Khajuraho Group of Monuments is famous for its intricate and explicit depiction of human emotions and relationships. The temples are a testament to India's mastery of erotic sculpture and temple architecture.

4. Akshardham Temple, Delhi: Akshardham Temple in Delhi is a modern marvel that exemplifies Indian craftsmanship. The temple complex features intricate stone carvings, a stunning water show, and an awe-inspiring architectural design.

5. Mysore Palace, Karnataka: The Mysore Palace is a splendid example of Indo-Saracenic architecture. The palace is known for its intricate artwork, grand arches, and the stunning illuminated display at night.

These architectural marvels are just a glimpse of India's rich and diverse architectural heritage. The country's history and culture have given rise to countless architectural gems that continue to inspire and amaze people from around the world.