U.S. President Theodore Roosevelt declares the Grand Canyon in Arizona a National Monument on January 11, 1908, after having previously established it as a Game Preserve by Proclamation in 1906. Theodore Roosevelt, protected approximately 230 million acres of public land during his presidency.
Theodore Roosevelt famously stated "You cannot improve on it. But what you can do is keep it for your children, your children's children, and all who come after you". More