Complex sentence: At end-day, September 30th, 2006, most of the rides-the Drummer Boy, Bumper Cars, and Scary Dark Ride-were closed and in the process of being removed to make room for the Newport Harbor Nautical Museum.
Split into simpler sentences: At end-day, September 30th, 2006, most of the rides-the Drummer Boy, Bumper Cars, and Scary Dark Ride-were closed. They are all in the process of being removed to make room for the Newport Harbor Nautical Museum.