New York's Mountain Coaster is the Longest in the Country The Citizen 2 years ago Ready, set, go! Continue reading… Source: Hudson Valley Post Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X The Cliffside Mountain Coaster is Now Open in Lake PlacidDateOctober 24, 2020In relation toCliffside Mountain CoasterNorth America's Longest Coaster Is In Upstate New YorkDateJuly 10, 2025In relation toHudson Valley NewsSevere Weather ‘Roller Coaster’ Could Bring Tornadoes to the Hudson ValleyDateMay 26, 2021In relation toArticles