Reprocessed Lunar Orbiter 4 image cropped in Adobe Photoshop to show Pytheas crater and surrounding terrain. The streak crossing below the crater is a blemish on the original image. The original image should be public domain as it is a work of the U.S. Government (NASA).
Immediate source: Lunar and Planetary Institute, Lunar Orbiter Photo Gallery Lunar Orbiter 4, image 102, h1 [1]
{{Information |Description = [[Pytheas (crater)]], on the moon. |Source = Reprocessed [[Lunar Orbiter 4]] image cropped in Adobe Photoshop to show Pytheas crater and surrounding terrain. The streak crossing below the crater is a blemish on the origina...