This material has eroded over the past 10,000 years to produce beautiful rocky glens (e.g., Watkins Glen and Treman State Parks) and waterfalls (e.g., Taughannock Falls) as rainfall has descended toward the lakes below.
U.S. state | Georgia (U.S. state) | São Paulo (state) | Secretary of State | Washington (U.S. state) | state | United States Department of State | Moscow State University | United States Secretary of State | National Park Service | Ohio State University | Michigan State University | New York State Assembly | State Senator | Hyde Park | Central Park | South Park | New York State Senate | Rio de Janeiro (state) | Louisiana State Legislature | Iowa State University | Pennsylvania State University | Louisiana State University | Santa Catarina (state) | Florida State University | Paraná (state) | Yellowstone National Park | Vienna State Opera | Oregon State University | California State Assembly |