Grid lines, representing ground topography, automatically adjust to movement of sand in a MULE interactive display.

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Size: 1155px × 1731px
Photo credit: © Ted Small / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, america, archive, armed, army, defence, force, forces, meb, military, msb, mule, navy, recruiting, reportage, service, serviceman, servicemen, soldier, states, stem, united, usa