Mount Rushmore National Memorial - South Dakota
Colossal heads of Presidents George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln were sculpted by Gutzon Borglum on the face of a granite mountain.
Photo credit to National Park Service
Mark W. Kaelin has been writing and editing stories about the IT industry, gadgets, finance, accounting, and tech-life for more than 25 years. Most recently, he has been a regular contributor to BreakingModern.com, aNewDomain.net, and TechRepublic.