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15 Places Where You Can Wander Through Lava Tubes
Walking through ancient lava tubes offers a unique glimpse into Earth’s volcanic history, combining adventure with geological ...
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Thousands of years ago, people lived in a massive lava tube
Early herdsmen were using a volcanic lava tube to shelter from fierce desert sun at least 7,000 years ago, new research reveals. Lava tubes are caves left behind by underground lava flows – at ...