spanish cave experiment

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1. 500 days in a cave: Spanish athlete claims record after human

   

2. 500 days in a cave: Spanish athlete claims record after human

   

3. 500 days in a cave: Spanish athlete claims record after human

   

4. New Creatures found in Spanish Cave

   

5. Spanish Woman Completes 500-Day Cave Experiment to Study Sleep-wake

   

6. 'Prehistoric footwear' was discovered in Spanish cave by miners