Before revision: The activity is typically organized by camera clubs, ad hoc gatherings from online forums such as Facebook or Twitter, or sponsored by commercial organizations or photographers such as the Scott Kelby's yearly Worldwide Photowalk, and the now-canceled yearly 500px Global Photowalk.
After revision: The activity is typically usually led by experience photographers and sometimes areganized by camera clubs, ad hoc gatherings from online forums such as Facebook or Twitter, or sponsored by commercial organizations