Silver Cord Cascade
Silver Cord Cascade is a horsetail type waterfall on Surface Creek, a tributary of the Yellowstone River in Yellowstone National Park. Surface Creek flows out of Ribbon Lake off the South rim of the Grand Canyon of the Yellowstone and plunges to the Yellowstone River. It is considered the tallest waterfall in Yellowstone.
Colonial Creek Falls
According to the World Waterfall Database, it is the tallest waterfall in the continental United States, and is the 15th tallest in the world, exceeding the more renowned Yosemite Falls in height by 143 feet.