New York State Partnership for Long Term Care (website for the LTC Insurance program run by the state of NY which offers special asset protection) - http://www.nyspltc.org/
The American Association for Long Term Care Insurance (Consumer section offers great resources for helping you decide if LTC Insurance is right for you) - http://www.aaltci.org/
Social Security Administration (everything you always wanted to know about Social Security, including some really useful calculators) - http://www.ssa.gov/