What’s Behind the World’s Heaviest Door?

Unlike a giant vault or blast door, the world's heaviest door was built to protect the outside world...from what was behind it...

👕 NEW MERCH DROP OUT NOW! https://shop.kylehill.net/

💪 JOIN [THE FACILITY] RIGHT NOW for members-only live streams, behind-the-scenes posts, and the official Discord: https://www.patreon.com/kylehill

🎥 SUB TO THE GAMING CHANNEL: https://www.youtube.com/channel/UCfTNPE8mXGBZPC1nfVtOJTw

✅ MANDATORY LIKE, SUBSCRIBE, AND TURN ON NOTIFICATIONS

📲 FOLLOW ME ON SOCIETY-RUINING SOCIAL MEDIA:
🐦 https://twitter.com/Sci_Phile
📷 Instagram: https://www.instagram.com/sci_Phile/

😎: Kyle
✂: Charles Shattuck
🤖: @Claire Max
🎹: bensound.com
🎨: Mr. Mass https://youtube.com/c/MysteryGiftMovie
🎵: freesound.org
🎼: Mëydan
“Changes” (https://meydan.bandcamp.com/) by Meydän is licensed under CC BY 4.0 (https://creativecommons.org)