Michael Douglas And Catherine Zeta-Jones List Swanky N.Y. Apartment for $21M.

In the market for a 4 bedroom penthouse overlooking Central Park? For $21 million, it can be yours.

Stars Michael Douglas and Cathrine Zeta-Jones are selling their Kenilworth apartment but they have plenty of other places to stay, including a  mansion in Irvington, New York, a house in Swansea, Wales, and let’s not forget about the Majorca estate.