The Nusretiye Mosque (also known as the Nusretiye Camii in Turkish) is a historical mosque located in Istanbul, Turkey. It was built in the 19th century by the Ottoman Empire, and is known for its beautiful architectural features and its location in the Beyoğlu district of Istanbul. The mosque is decorated with intricate tile work and has a large dome and several smaller domes. It is surrounded by a number of smaller buildings, including a madrasa (Islamic school) and a turbe (tomb). The Nusretiye Mosque is an important cultural and historical site in Istanbul and is a popular tourist destination in the city. It is located near the Tophane Square and the Galata Port.