The city known for the famous landmark called the Sydney Opera House is Sydney, located in Australia. This iconic structure, designed by architect Jørn Utzon, is renowned for its unique sail-like design and stunning harbor views. Opened in 1973, the Opera House has become a symbol of Australian culture and is a UNESCO World Heritage Site. It hosts a variety of performing arts events, from operas to concerts, and attracts millions of visitors each year, making it one of the most recognizable buildings in the world.