Queen Elizabeth II and Prince Philip at Caernarfon Castle in Wales

The video describes a traditional event involving cars, a Marine band, and crowds. The Queen and the Duke participate in a procession, moving from the inner Bailey to Queen Eleanor's Gate. The scene concludes with a view from a small balcony overlooking the crowds around the castle.

How does the text describe the atmosphere during the presentations?

What does the small balcony represent in the context of the event?