Memorial Day is a little more than a week away. For years, that meant that the annual trek to the state’s beloved playground — Rocky Point — was near at hand. We’d make the journey down — or up — to the Warwick seashore, gobble clam cakes and chowder, make our way to the Musik Express, the House of Horrors, the Freefall, the Skyliner and that most hallowed of roller coasters, the Corkscrew.