The 'golden hour' - before sunset - is my favorite time for photography, as the setting sun often provides ideal light for photographs like this: The Oberbaum Bridge across the Spree River in Berlin, Germany. I like the way the setting sun illuminates the bricks in the bridge.
http://en.wikipedia.org/wiki/Oberbaum_Bridge
(July 28, 2013. Nikon D5000, 1/200s @ f/8, 24mm, ISO 200.)