By 900 A.D., the Mayan culture began to decline. It is not entirely clear as to why, however, many historians believe that war broke out between different members of royal families. This civil war made farming difficult, and as a result, many people died from hunger and disease. By the late 900s A.D., almost all signs of this once great civilization were gone.
We need to learn to set our course by the stars, not by the lights of every passing ship.
Gen. Omar N. Bradley
The Charlotte Dundas, a paddle-wheel steamboat, was the world''s first steam-powered vessel.