Now, you are facing towards the open door. Walk straight and pass through that door. Take slight right, you are facing through the mirror. Now, turn around and take right. You will find an open door. Enter through it and take right. Move forward, you will find an entrance. Pass through it and walk forward through the portraits on the wall. At the corner, you will find an entrance to the balcony. Stop at the entrance. That will be your destination point.