Hammond, United States of America
Four-story castle once owned by Singer sewing machine founder. Accessible only by boat; a limited number of runs are made by Uncle Sam Boat Tour (Alexandria Bay, +1-877-253-9229), Schermerhorn Harbor Shuttle (Hammond, NY +1 315 324-5966) or Rockport Boat Lines (Rockport, ON +1-800-563-8687). Seasona
l (forty-five minute tours offered mid-May to mid-October).
Listen to the audio guide for Singer Castle Free on WIP — starts by itself when you arrive, even with the screen off