lesser known RH

Strathmore Vanderbilt Country Club a castle in Manhasset
http://www.strathmorevanderbiltcc.com/

Tall Grass Country Club
On a a golfcourse in Shoreham. Lessings site I believe.
http://www.lessings.com/UNI_home.asp?ui=TAL

Dreamer's Cove Inn
in Aquebogue. Looks like a nice place for a small, beachfront, outdoor wedding.
http://www.dreamerscoveinn.com/

The Hedges Inn Nice historic landmark in East Hampton.
http://www.thehedgesinn.com/