Mexico’s Most Inhospitable Cave

This underground sanctuary is as beautiful as it is deadly. So don't get too distracted by the giant crystals. You will suffocate in a matter of minutes. What happens if you fall? What does high humidity do to your body? And how could the crystals kill you?

00:00 Mexico’s Most Inhospitable Cave
01:22 #1 Bring a doctor
01:53 #2 Suit up
03:36 #3 Move carefully
03:10 #4 In-and-out
03:45 #5 Final check-up

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Whether it’s an earthquake, mudslide or shark attack, survive whatever awaits you. How To Survive shows how to endure life-threatening moments with science and survivor stories.

Note: This video is not intended to be a substitute for professional advice, diagnosis, or treatment. Always seek the advice of your physician or another qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have seen on this channel. If you think you may have an emergency, call your doctor, the ambulance or the police immediately. Underknown does not recommend or endorse any specific tests, physicians, products, procedures, opinions, or other information that may be mentioned in this video. Reliance on any information provided by Underknown is solely at your own risk.

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#naicamine
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[LICENFIREFEAR]

thats amazing and beautiful i never thought this world would have pure beauty like this

[tekenamc]

How to survive made it crystal clear why this cave is dangerous

[bridgetmoore-lemieux]

another cool channel based on how to survive is what if, I highly recommend it

[armandopaulo]

I’m whatching you from Angola, I love this channel

[grantfrancisco]

One of these days this video is going to help us out

[davidwhatsthatabout]

@1:04 what does high humidity DOES to you lol

[samlovessxm]

POV you are drinking strawberry milkshake right next to a toxic crystal

[zvonimirivekovic]

Video idea = what if You were frezed by a side wind

[Easy_Now_Star]

Isn't this where they filmed the old Superman movie?

[itsurboi]

The animal how to survive are my favorite ones

[TTalksVA]

in the summer it can reach 40c in the netherlands and humidity levels at 98%, hold my bier

[ki-pattao]

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[sabit]

this reminds me of the Fortress of Solitude

[CheckCommunityPosts]

Why haven't I ever heard about this

[ki-pattao]

Surviving a Crystal Cave can be very dangerous

[zorodork]

How to Survive Cartoon Cat
How to Survive a Moose Attack
How to Survive The Backrooms
How to Survive Attack on Titan

[giansworld]

I think the backrooms are real it can teleport you to the backrooms when you noclip any object