Here are our Top 10 picks for the 2016 summer season: Standing 223 feet tall, Valravn is the 18th roller coaster to open at Cedar Point, the roller coaster capital of the world, in Sandusky, Ohio. Open in early May, Valravn claims to be the world's tallest dive coaster (223 feet), fastest dive coaster (75 mph) and the longest dive coaster (3,415 feet), with most inversions on a dive coaster (3) and the longest drop on a dive coaster (214 feet).