POGS aren't that generous any more, but I managed to squeeze this today:

The M51
Belongs to: Voyage through the Messier catalogue
*Cue Applause* We welcome another true great in the universe to your tour, sitting a mere 23 (±4) million light years away, the Whirlpool Galaxy needs no introduction! Being one of the best-known galaxies in our sky it is easily spotted by amateurs, and scrutinized intensely by professional astronomers. A few facts that may have slipped your attention are that it’s an interacting grand-design spiral galaxy, which is situated in the Canes Venatici constellation.