If you want to know more about those Antarctic airstrips, there's a great Wendover video on them: https://www.youtube.com/watch?v=-s3j-ptJD10 https://www.youtu

If you want to know more about those Antarctic airstrips, there's a great Wendover video on them: https://www.youtube.com/watch?v=-s3j-ptJD10 https://www.youtube.com/watch?v=-s3j-ptJD10 Most of them are just hard packed ice.