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" ... 1.) We can still see the evidence of the Apollo program on the Moon, even today. Here on Earth, marks that we make on our world are temporary. Footsteps in the sand disappear after mere hours at most, as the motions of Earth's winds will erase any coherent patterns that we can make, and will rearrange any dunes on the same timescales. But on the Moon, there are no oceans, no atmosphere, and no forces to shift the particles that compose the lunar regiolith. ... "
" ... The "boot-print" of Neil's foot on the thin, dusty lunar regiolith, ... "