Tehran Grand Bazaar is an old historical market situated in the heart of Tehran, Iran, and is one of the largest and oldest bazaars in the world. Covering many kilometers of labyrinthine alleys crowded with people, shops, and pushcarts, the Bazaar offers everything from carpets, spices, copper handicrafts, and antiques to modern goods. The structure has numerous entrances, with the main one being the splendid Sabze-Meydan. Inside, the bazaar is divided into corridors each specified for different types of goods. The architecture reflects a traditional Persian-style bazaar with beautiful courtyards, caravanserais, and intricate domes. Tehran Grand Bazaar is not just a marketplace but a historical site where politics, culture, and commerce intriguingly intersect. Visitors can observe local traders bargaining, sipping tea, and discussing daily matters. The bustling marketplace presents an eclectic mix of traditional culture and organized chaos that is unique to this megacity. The Bazaar remains a crucial part of Tehran's economic life and is an essential place for tourists to experience the vibrant atmosphere of Iranian trade and tradition.