Station Luik-Guillemins (Belgie) by Ron Mooij on Flickr.
This is the photo you have seen on the tumblr radar. You know, the one that just goes to someone’s tumblr and has no attribution.
In two clicks I discovered the photo is by Ron Mooij. This links to the flickr page where the photo was originally posted.
Good job helping creative, talented people get recognition, tumblr!
Why not leave the radar to those nice little posts with the dollar signs? At least we can be sure you’ll give them the right attribution.