Copenhagen is one of the cycling capitals of the world - in the 1990s it was the first capital city to install a bicycle hire scheme.
The city has now upgraded its bikes to include electric assistance and GPS travel guides and they can be booked using a smartphone.
Riding Copenhagen's 'smart' bikes
The city has now upgraded its bikes to include electric assistance and GPS travel guides and they can be booked using a smartphone.
Riding Copenhagen's 'smart' bikes