In This Day In History video clip - May 1, 1931: Empire State Building dedicated - At the White House in Washington, D.C., President Herbert Hoover pushes a button that turns on the lights of New York City's Empire State Building, officially opening the tallest building erected to that date.
1 Sweet potatoes have a lot of nutrients, which are good for you body, such as vitamin B6, potassium, and iron which your body needs to help you grow strong.  Sweet potatoes are a good source of dietary fiber which helps to promote a healthy digestive tract.
A medium baked potato has 150 calories, 35 grams of carbs and 2 to 3 grams of fiber. A medium baked sweet potato has 100 calories, 25 grams of carbs and 4 grams of fiber. Other starchy root vegetables include parsnips and rutabagas, although parsnips are a little higher in carbs than rutabagas.