Christiansborg Palace Escape

It requires skills to find out the objects,solve the puzzles and escape out.

As part of his Europe trip, a tourist visited Christiansborg Palace on the islet of Slotsholmen in central Copenhagen. He missed his tour guide in the middle of sight seeing. Eventually he was alone left out in the palace in the closing hours of visitors time. There are some clues, puzzles and objects left. Find those objects and hints to solve the puzzles and escape out.