PRESS RELEASE: Kings Island on Monday gave its 10-millionth ride on its tallest and fastest roller coaster, “Diamondback,” which opened in 2009. The rider was Mike Brogan of Cincinnati, Ohio, who received a package of Diamondback souvenir items including T-shirts, hats, glassware, novelty items and a large sign proclaiming him as the coaster’s 10-millionth rider.
Source: coaster-net.com