Science girl の投稿: The cliffs of Royal Gorge, Colorado are made of hard, ancient rocks like granite, and quartzite, carved steep by the Arkansas River over millions of years. 📹itsmarcosparra https://t.co/UpQD07doSR

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Science girl

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Science girl

@sciencegirl

The cliffs of Royal Gorge, Colorado are made of hard, ancient rocks like granite, and quartzite, carved steep by the Arkansas River over millions of years. 📹itsmarcosparra [ 网页链接 ↗ ]

2026/01/26 20:17