He doesn't use anything, he flies.
Metropolis is sometimes called Superman City because this is where Superman lives. The citizens of Metropolis are protected by Superman in his early comics.
Metropolis, Il is called the Superman city because it is where Superman lives.
krypton
Metropolis
Superman moved to Metropolis after leaving Smallville.
Metropolis IL, by nature of its shared name with that of the fictitious Superman's home city is the town that claims Superman.
Superman is a fictional character who can fly through the air. He's my superman.
Superman debuted in 1938, so Yes he was around in the 1960s.
Superman, by around three or four years.
Superman is a famous comic strip character.
There doesn't appear to be a city called Superman anywhere, let alone one in Turkey.
Superman was brave because he was fearless. Superman doesn't take no for an answer, he just punches that no in the face. Ain't nobody mess with superman, not even batman. This fear of Superman by the general public fuels his bravery and enables him to rule metro city.