The Cascata delle Marmore (Italian: ) or Marmore Falls is a man-made waterfall created by the ancient Romans. Its total height is 165 m (541 feet), making it the tallest man-made waterfall in the world. It is located 7.7 km from Terni, the provincial capital of the Italian region of Umbria. Its source is a portion of the waters of the river Velino. After flowing through Piediluco lake near the community of Marmore (Italian), it pours into the valley below formed by the river Nera. The flow of the waterfall depends on an off-and-on scale with a published schedule to support the power company nearby. More information...
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