PHILADELPHIA (WPVI) -- The U.S. Mint is producing commemorative coins to help celebrate the nation's 250th birthday. The new designs include coinage from the nickel to the half dollar. Some are already in circulation and have been produced at the U.S. Mint in Philadelphia.

A United States Mint facility has suspended public tours and access to its gift shop. Renovations to the front entrance of the coin producer’s Philadelphia facility began on March 9 and aren’t expected to be completed for weeks.

WASHINGTON — The U.S. government is preparing celebrations for America's 250th anniversary next summer with a new set of coins. The United States Mint unveiled the designs for the coins Wednesday night at the National Constitution Center in Philadelphia ...