There are so many missing photographs. Perhaps we have enough pictures of Times Square, but we don't have enough pictures of inline water heaters, German Intern

There are so many missing photographs. Perhaps we have enough pictures of Times Square, but we don't have enough pictures of inline water heaters, German International Driving Permits and so on. I take a lot of those pictures because I need them to explain things, and they simply don't exist. I made a habit of releasing them on Wikimedia Commons for others to use.