We have a web-based river for the NYT.
And in March 2007, I started a Twitter-based one. In February of last year it stopped updating.
I fixed it today so that it's updating once again.
This is the feed it's based on.
One of my non-main accounts, which I happened to be working on today, just got the native Twitter images feature turned on.
Here's a screen shot of the dialog that explains it.
Here's Twitter's user docs.
Of course I had to try uploading a mildly NSFW picture of Clark Kent checking out Lois and Lana with x-ray vision.
And here's what the tweet looks like!
Sorry if this offends, I think it's cute.