Whenever a review queue is cleared, we're presented with the following screen:
I'd like to suggest making that screen a bit more useful. Having just cleared a queue, you're riding a bit of a high ("aren't I awesome?") and thus primed for further action. Presenting users with the actual review queues is more likely to yield results than showing a fairly low-key link to said queues.
Here's my quick mockup:
Note the word mockup. Suggestion. Feel free to take it somewhere better ;)