True - with no wind, rain, or residents (yet), footprints on the moon will stay until an external force disturbs them; such as a meteorite or space tourist.
Fact Checking @OMGFacts and Fighting Twitter Ignorance Since 2010; follow us on twitter: @OMGFactsCheck; why we do this.
January 30, 2010
Footprints of astronauts who landed on the moon are expected to last at least 10 million years.