There are photographers who enter a place, city etc. and photograph whatever catches their eyes and there are photographers who have a vision in their mind of what they want to photograph and than they start looking for it. The purpose of this exercise is to move you and me from the first to a new level. Start imaging what you want to photograph and then go for it. It will definitely make you a better photographer.
Enjoy the address number and the year number in this image! Would you have seen it?