The LLA has grown -- along with New Jersey’s own growth and development -- into a “liberally construed . . . inducement” for landowners to open “their property for sport and recreational activities” without “fear of liability.” N.J.S.A. 2A:42A-5.1. Rollerblading, which is akin to “skating,” is the type of “recreational activity” contemplated by the Legislature, see id. at -2, just as Van Saun Park is the type of open and expansive “premises,” see id. at -3, for which this legislative grant of immunity is both intended and necessary. The LLA thus immunizes Bergen County for the accident at issue