Mercury - Mariner 10

Close-up view of Zola Crater on Mercury

Mercury
Mariner 10 image, from the first flyby, of Zola crater on Mercury. The 60 km diameter crater is centered at 50.5 N, 178 W in the Shakespeare quadrangle. Note the complex of peaks within the crater. North is up. (Mariner 10, Atlas of Mercury, Fig. 3-8) 

Mercury 
Mercury: Geology 
Impact Cratering