The boot prints left by Apollo 11 astronaut Neil Armstrong are a tangible legacy of one of humanity's greatest achievements -- putting a man on the moon.
원문출처 : https://www.cnn.com/2021/04/17/world/space-archaeology-moon-heritage-scn/index.html
원문출처 : https://www.cnn.com/2021/04/17/world/space-archaeology-moon-heritage-scn/index.html