I have a soft spot for bokeh photos. I prefer them with many different and vibrant colors. In this case, however, I saw a nice pattern instead of nice colors.
Sometimes you just have to unfocus a bit to see the world in a different light. Or at least a blurry light...
I can't understand why tourists like to do this sort of thing; buying a padlock shaped like a heart and attach it to a wire for good fortune or something of the sort. But it seems to be quite popular...