Season 2 / Episode 10
Under the supervision of sculptor Gutzon Borglum, miners and quarrymen carve the faces of four U.S. presidents into the Black Hills of South Dakota, paying tribute to the first 150 years of American history.
Genre - Documentary/History/Science/Technology
Running Time - 44min
Country - USA
Language - en
Original Air Date - Sunday 11th February 1996
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