Burnt Mills Dam
The 928th tallest dam in the world
Four Corners is a neighborhood and census-designated place (CDP) in Montgomery County, Maryland, United States. Many residents consider the neighborhood a part of Silver Spring, to whose CDP it belonged until 2010. It had a population of 8,316 at the 2020 census.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).