Lane Museum in Nashville

[PRR]

Motorized bicycle:
https://cdn.arstechnica.net/wp-content/uploads/2016/06/DSC_6829-980x652.jpg
"Eat your heart out, hipsters. This 1914 Aero Powered Bicycle built by the Aerothrust Engine Company in Chicago married a 2-cylinder engine with a propeller to give a little extra oomph on your morning bike ride."

Lots of bikes:
https://cdn.arstechnica.net/wp-content/uploads/2016/06/DSC_6839-980x652.jpg
"A whole hallway is devoted to historical bicycles at the museum. ...if you're into bike history and you're in Nashville it's definitely worth a trip."

Monowheels too, and cars.
"By far the main draw at the Lane Motor Museum are the weird cars."
Whole article:
https://arstechnica.com/cars/2016/06/the-auto-engineering-marvels-at-the-lane-motor-museum-are-ridiculously-cool/