The Palace of Topkapi is a historic palace located in Istanbul, Turkey. It served as the primary residence of the Ottoman sultans for nearly 400 years, from the 15th to the 19th century. The palace complex features stunning architecture, beautiful gardens, and intricate tile work, reflecting the grandeur of the Ottoman Empire. Today, the Topkapi Palace is a museum that showcases a rich collection of artifacts, including the Spoonmaker's Diamond and the Prophet Muhammad's relics. Visitors can explore various courtyards, rooms, and the famous Harem, gaining insight into the opulent lifestyle of the sultans and their court.