Ciclovia — roads closed for bikes and coordinated events on Sunday mornings
Image Credit 1: Velaia (ParisPeking) via flickr under a Creative Commons license
Image Credit 2: themikebot via flickr under a Creative Commons license
Image Credit 3: a_isacson via flickr under a Creative Commons license
Image Credit 4: Velaia (ParisPeking) via flickr under a Creative Commons license