For some reason, the title of an old John Wyndham short story came to mind when I was looking at this photo.
This was shot on the University of Toronto campus with a Canon Rebel T2i digital SLR and a Soligor 135 mm f/2.8 lens, open all the way. It was a 1/2,500th of a second exposure at ISO 100.
Photograph copyright © 2011 Vikram K. Mulligan. This photograph is not in the public domain. It may not be used for any purpose without the consent of the copyright holder.