The Entire History of the World | Black Screen Sleep Documentary with Relaxing Sound

🕰️ Welcome to a peaceful journey through time.

In this calming world history documentary, experience the entire story of human civilization — from ancient empires to modern innovations — accompanied by relaxing background sound and a black screen to help you fall asleep, meditate, or focus.

📘 Perfect for:
• Sleep aid
• Study background
• Meditation & relaxation
• Late-night listening

💡 Turn off the lights, put on your headphones, and drift into a peaceful slumber as you learn the story of the world.

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