Despite its location in the neighbouring municipality of Centre Wellington, the Shand Dam has been vital to the health and wellbeing of Waterloo Region since it opened in 1942. In this episode of Digital Doors Open Waterloo Region, the Grand River Conservation Authority provides web visitors with exclusive access throughout the dam’s superstructure, explaining the marvellous wartime feats of engineering that created it, and the balance of technology and human knowledge required to maintain it.