Cities These are not all the cities in the world, just the ones that hold hands with SFO Museum
Falls Church (US)
Farnborough (GB)
Fayetteville (US)
Flagstaff (US)
Fort Lauderdale (US)
Fort Wayne (US)
Fort Worth (US)
Frankfurt am Main (DE)
Friedrichshafen (DE)
Fukuoka-shi (JP)
George Town (KY)