The Maroondah Aqueduct is a significant water supply system located in Victoria, Australia. It was constructed in the late 19th century to transport water from the Maroondah Reservoir to the Yarra Valley and surrounding areas. The aqueduct plays a crucial role in providing fresh water for both urban and agricultural use. Spanning approximately 40 kilometers, the aqueduct features a combination of open channels and underground pipes. It is an essential part of the Melbourne water supply network, helping to ensure a reliable source of water for millions of residents. The aqueduct also showcases impressive engineering and design from its time.