Complex sentence: The ride's climax is the final drop after the third lift hill where the track dives into a curving tunnel below the park's Caddo Lake, which is notable as the world's first underwater coaster tunnel.
Split into simpler sentences: The ride's climax is the final drop after the third lift hill, where the track dives into a curving tunnel below the park's Caddo Lake. This feature is notable as the world's first underwater coaster tunnel.