Under the bridge
For the Flickr group Cliche Saturday I made this HDR. Magic Lantern helped me out with 9 brackets, HDR Efex, Dfine and Colour Efex from Nik software made postprocessing easy.
I think you can see everything which makes a great HDR:
Difficult lighting conditions
BTW: The water would have been green today and this looked crazy so I too the second position.