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.
Yellowstone Falls
The upper falls () are 109 feet (33 m) high. The brink of the upper falls marks the junction between a hard rhyolite lava flow and weaker glassy lava that has been more heavily eroded.