1) Impact crater on Mercury 
[crater] Munkácsy is a crater on Mercury. Munkácsy originally had a double-ring basin structure, but most of the inner ring was buried when the basin was flooded with volcanic lava. Only a few remnants of the ring poke up through the lava, although low ridges in the lava seem to trace out much of the rest of the ring’s circumference. .....
(Michael Lieb), 1844–1900, Hungarian painter.