Texas - National Museum of Funeral History
Oregon - Vacuum Cleaner Museum
West Virginia - The Mothman Museum
wait 57...?
There used to be a menstruation museum in Maryland a while back. I don’t know if it’s still in operation.
Not really a museum but there’s a life sized replica of Stonehenge in Maryhill Washington
For Nebraska, they should have had the “Liars Hall of Fame”. Bill Clinton visited it during the ONLY visit he made to the State while President. The curator bowed to him (and rightly so).