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Unusual Martian mounds could help solve one of the red planet’s biggest mysteries
The unusual features resemble the famed buttes and mesas of Monument Valley along the Arizona-Utah ... mounds were originally part of the highlands, composed of hundreds of meters of clay-rich ...
The Sun24d
Mystery Martian hills found on Mars sparking hope ‘time capsule’ mounds will solve biggest mystery from 4BILLION yrs ago
"The oldest are at the bottom and are made up of rock that is around four ... of Monument Valley on the Arizona-Utah border. However, these Martian mounds are not only 800 feet taller, they ...
Yahoo24d
Unusual Martian mounds could help solve one of the red planet’s biggest mysteries
The unusual features resemble the famed buttes and mesas of Monument Valley along the Arizona-Utah border ... “The mounds were originally part of the highlands, composed of hundreds of meters of ...