Every Sunday, the city of Bogota closes more than 100km (62mi) of roads to motor vehicles, and a wildebeest-worthy migration of bikes and pedestrians takes over the city.
Every Sunday, the city of Bogota closes more than 100km (62mi) of roads to motor vehicles, and a wildebeest-worthy migration of bikes and pedestrians takes over the city.
In the Westfield Stratford City Mall in London, tiles produced by Pavegen Systems are designed to collect the kinetic energy created by the estimated 40 million pedestrians who will use that walkway in a year.