Toronto, Don Valley BrickWorks.
I posted similar picture in colour few weeks ago, someone told me to try it in B & W. Please let me know what you think about this version. Here is the link of previous colour image
Taken in April 1, using Canon 5D Mark II, Canon 24-105 f4L IS USM, Manrotto tripod,
10 different exposures processed in Photomatix Pro, Photoshop CS5 and Silver Efex Pro 2.