Do you miss walking the streets of Paris, bubbling with life and people? We’ve found 7 great walking videos from Paris, featuring long, treadmill-friendly walks during the day as well as at night. Did you know that Paris is called “the city of light”, or La Ville-Lumière, because of a 17th-century effort to make the city safer? To reduce the after dusk crime rate, lanterns were installed on almost all main streets. The residents of Paris were asked to place lights in their windows. Thus, wrongdoers would have a harder time hiding from the police during the night.