Gol Gumbaz is a magnificent mausoleum located in Bijapur, Karnataka, India. Built in the 17th century, it serves as the tomb of Muhammad Adil Shah, the Sultan of Bijapur. The structure is renowned for its impressive dome, which is one of the largest in the world, measuring about 44 meters in diameter. The unique architectural design features a whispering gallery, where even the faintest sound can be heard across the dome. The building is adorned with intricate carvings and is surrounded by beautiful gardens, making it a popular tourist attraction and a significant example of Deccan architecture.