Complex sentence: Together Danny and Kate reach their destination, Turtle Beach, the place which holds so many memories for Danny--and he realises that without his brother, the place that had seemed so special to them as kids is now empty.
Split into simpler sentences: Together Danny and Kate reach their destination, Turtle Beach, the place which holds so many memories for Danny. He realises that without his brother, the place that had seemed so special to them as kids is now empty.