Lake Luzerne is a small town near Lake George, NY it offers a variety of activities including climbing, swimming, and cycling. It's best known for the sport climbing at Potash RD, however there are many one climb wonders and documented/undocumented wilderness exploration potential near by. You can find a upstate NY testpeice graded into the 13's, quality bouldering, moderate sport climbing, and alpine adventure climbing here.
Lake Luzerne can be accessed via exit 21 on Interstate 87, or the "Northway" (NYS signage will be present). Head Southwest on 9N (the only road you can turn onto), and follow the signs to Lake Luzerne. If you find yourself in Lake George Village, you've gone the wrong way.