![](http://www.alamy.com/thumbs/6/EE3DA60B-573E-436F-8F11-B715DEE89741/2MEPFF1.jpg)
Walk or cycle
Size: 3508px × 2480px
Location:
Photo credit: © Dorling Kindersley: Mark Clifton / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: activity, background, chart, colour, comparison, cycling, diagram, durability, efficiency, exercise, horizontal, illustration, image, practice, speed, sports, tempo, training, walking, white