The Hoover Dam, built along the Colorado River between 1931 and 1936 reaches 726 feet in height (221 metres). More interesting dam facts. | Engineers solve practical problems by applying mathematical and scientific knowledge. | A newly hatched fish is called a "fry." | When Scott Paper Co. first started manufacturing toilet paper they did not put their name on the product because of embarrassment. | Refrigerating apples can help them last up to 10 times longer than those left at room temperature.

A year from now you will wish you had started today.