These are the best museums in Winchester:
Shenandoah Valley Civil War MuseumWinchester, VAAnother one of the many attraction in Virginia that deals with the Civil War. Very informative and beautiful.
Glen Burnie Historic House and GardensWinchester, VAInteresting historical mansion and beautiful gardens, all nice and neat in one area. Go see it if you like history.
Abram's DelightWinchester, VA
Shenandoah Valley Discovery MuseumWinchester, VA
George Washington's Office MuseumWinchester, VA