Rozhdestvenskiy near the North Pole of the Moon. 300 meter per pixel file, 185 km x 185 km rectangle.
From the LRO LOLA Science Team, a crop from the LDEM_80N_20M_600DPI.JPG used as a thumbnail for the data DEM, colored by height. The curved line is 85 degrees. This is in the 270 to 360 degree quadrant.