A recent episode of The Engines of Our Ingenuity explores the development of hydroelectric power. The episode, numbered 2641, focuses on Niagara Falls. It discusses the history and impact of harnessing the power of the falls.

Further details about the episode are available from the source. The episode is titled "Ghosts of Niagara", suggesting a deeper look into the legacy of the area. The source provides more information about the episode and its content, for those interested in learning more about the development of hydroelectric power and its connection to Niagara Falls.