Portal:Outer space/Selected picture/15
{{Portal:Space/Selected picture/Layout
|file=Olympus Mons alt.jpg
|size=300px
|caption=Olympus Mons
|text=A composite image of Olympus Mons on Mars, the tallest known volcano and mountain in the Solar System. This image was created from black-and-white imagery from the USGS's Mars Global Digital Image Mosaic and color imagery acquired from the 1978 visit of Viking 1.
|credit=United States Geological Survey
|link=Olympus Mons
}}