Many civilizations have been buried by 'the sands of time'. [=many civilizations have been forgotten because of the passage of time]
He can't just 'bury his head in the sand' every time there's a problem.
The streets are slippery because they haven't been 'sanded' yet.
(..) That's much easier said than done. They're resistant to just about everything I've tried. 'Member Mos Eisley? 'Member the Rancor? 'Member? 'Member sand people? 'Member the cantina? 'Member... Ah! Ah! Aah! Ah! What's going on now? They're using a torch on him. Ooh, are they gonna use a torch on us? (..)2016 TvShow: South Park Title: Fort Collins Season: 20 Episode 6