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The Caterpillar Way Station: Civilization Ruin Evidence #32678-a
Image Credit: NASA/JPL/Malin Space Science Systems
Original Image from the 1975 Viking mission can be found at: USGS PDS Map-a-Planet
USGS 1975 grey scale Viking image
Closeup: The Caterpillar Way Station: grey scale with contrast
Next: Anomaly #2 from the 1975 Viking image
Compare to much smaller ruins found on Earth.
Here is a side by side comparison of this Martian area and the Earth ruins.
Look at the similiarity between the right side of the Earth ruins and the Mars image.
Welcome to Mars Ruins