In 1644 1655, according to the style of the reformed archives and symmetrically built a museum on the left side, also known as the New Palace, is now a painting museum. It was once known as the Conservative Palace as the Conservative Mansion. The New Palace and the Conservative Palace are connected with the basement. They are the Capital Hills Museum Group. They contain ancient Roman stone carvings and important paintings. The exterior facades of the two buildings are neither tall, but strong.