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- What a submerged ancient bridge discovered in a Spanish cave reveals about early human settlementsPhysical.org
- Underwater bridge built at least 5,600 years ago suggests early human arrival in Mallorca, SpainNature.com
- Ancient flooded bridge in Spain reveals people inhabited Mediterranean island nearly 6,000 years agoLivescience.com
- Submerged prehistoric structure much older than thought, archaeologists sayNewsweek
- Ancient people built a bridge in a cave in Mallorca almost 6,000 years agoYahoo! Votes