Shahyad Tower, also known as the Azadi Tower, is an iconic monument located in Tehran, Iran. Completed in 1971, it was designed by architect Hossein Amanat to commemorate the 2,500th anniversary of the Persian Empire. The tower stands 50 meters tall and features a unique blend of Islamic and modernist architectural styles. The structure is made of white marble and is surrounded by a large square and park area. It serves as a symbol of national pride and is a popular tourist attraction. Visitors can explore the tower's base and enjoy panoramic views of the city from its observation deck.