Photos & Multimedia
View a 3D rendering of a laser scan done by the University of South Florida!
Did You Know?
Black, or gun, powder is a mix of potassium nitrate, sulfur, and charcoal used as a propellant charge in cannons. Burning rapidly when ignited, it expands 600 times its volume creating pressures that can hurl a cannonball up to 3.5 miles! Ft Matanzas National Monument, Florida