Anniversary Falls is a 227-foot waterfall on Tributary of Yellowstone River in Park County, Wyoming, in the Middle Rockies region. It lies about 39.4 miles northeast of West Yellowstone and roughly 109.1 miles southwest of Billings as the crow flies.
At 227 feet it stands in the tallest quarter of Wyoming’s 230 waterfalls with a recorded height, ranking 38th; the typical Wyoming waterfall is about 60 feet. The tallest single drop is 197 feet. By form it is a tiered waterfall, falling in several distinct steps one after another. It falls in 2 drops.
The Middle Rockies are high, glaciated mountain ranges with alpine peaks, subalpine fir and spruce forest, lodgepole pine and grassy intermontane valleys. Snowmelt streams cascade down glacial valleys and canyon walls.
Park County holds 114 recorded waterfalls, and several are close by. Lost Creek Falls, a 40-foot plunge waterfall, is about 2.9 miles away. Tempestuous Falls, a 75-foot cascade waterfall, is about 3.3 miles away across the state line in Montana. Luxuriant Falls, a 20-foot cascade waterfall, is about 3.4 miles away.
Anniversary Falls is located at 44.9512° N, 110.4102° W. The listing is based on the World Waterfall Database, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The exact position has not yet been verified on aerial imagery, so treat the map pin as approximate. Details on trails, parking and access have not been documented for this waterfall yet.