Princess Juliet Restaurant Escape

Now this is what I call a major misfortune! Sweet princess Juliet here has been looking forward to her very first dinner in this newly opened luxurious restaurant, which has already become so famous in her father's kingdom and, as she was enjoying every minute spent there... an earthquake occurred! Now, once the earth has stopped shaking, there's major mess in there, with fallen gigantic columns, broken chairs, huge wholes in the walls and all that and where do you add that it looks like princess Juliet's trapped inside! She can't find her way out of here anymore and she's desperately calling you for help! Help your sweet royal friend escape the restaurant by spotting all the key clues hidden there!