The Marble Arch was built by an architect named John Nash , in the year of 1828.There is a grand statue of king George IV built by westmacott and Edward Baily . It was placed upon a parapet , but it was later moved to Trafalgar Square. The Marble Arch was made to be a gate way to the Buckingham palace . The area around the marble arch is not as much royal as it used to be. The unique view of the marble arch is marked by a triangular plaque on a roadway.