Australian architecture reflects the country's diverse environment and cultural influences. It ranges from traditional Indigenous structures to modern designs that incorporate sustainable practices. Notable styles include Victorian, Federation, and Brutalist, showcasing a blend of historical and contemporary elements. In urban areas, cities like Sydney and Melbourne feature iconic buildings such as the Sydney Opera House and Royal Exhibition Building. These structures highlight the use of local materials and innovative design, emphasizing the connection between architecture and the Australian landscape. Overall, Australian architecture is characterized by its adaptability and responsiveness to the environment.