00:00Nazca Lines, ancient art that shouldn't exist.
00:03How did they survive thousands of years?
00:06Earth has a secret, desert pavement.
00:10Tiny stones form a natural self-healing armor.
00:13Wind blows light dust away, leaving heavy rocks.
00:17New dirt gets trapped like a shield.
00:19This rock skin stops wind and rain.
00:22It keeps the Nazca Line safe.
00:24Isn't it amazing how Earth protects its own art?
00:27More secrets at the link in bio.
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