Complex sentence: As it progresses north, it passes beneath the Whirlpool Rapids Bridge before wrapping around the Whirlpool Rapids; at Victoria Avenue, River Road becomes the Niagara Parkway again.
Split into simpler sentences: As it progresses north, it passes beneath the Whirlpool Rapids Bridge before wrapping around the Whirlpool Rapids. At Victoria Avenue, River Road becomes the Niagara Parkway again.