Taga bike (London, Great Britain)
Now bike riders can travel up hills with ease thanks to the ingenious CycloCable elevator system in Trondheim – Norway’s unofficial bike capital (Trondheim, Norway).
Bus bike rack (Phoenix, Arizona, USA)
Clark Gable, an American film actor
Konstantin Tsiolkovsky, a Russian and Soviet rocket scientist and pioneer of the astronautic theory
Amsterdam, the Netherlands