World's Largest Water Tunnel!

Everything you watch in this video will likely never happen again, so watch this whole video to see some of the rarest things ever!
CHECK OUT THESE CHANNELS OR ELSE:

The Reykjavík Grapevine
https://www.youtube.com/watch?v=9RBgz...

Atomcentral
https://www.youtube.com/watch?v=gYbVQ...

ABC7
https://www.youtube.com/watch?v=J3amo...

Kim Howell Scholten
https://www.youtube.com/watch?v=JYkMF...

Storyful News
https://www.youtube.com/watch?v=S5Tb4...

qevoh
https://bit.ly/3yxd6sR

Nima Travels
https://www.youtube.com/watch?v=8xRdn...

Shock wave
https://www.youtube.com/watch?v=HW-BF...

Mangasam69
https://www.youtube.com/watch?v=zt8qo...

Fergus Hammond
https://www.youtube.com/watch?v=VVw5X...

Drewzee0109
https://bit.ly/3gNB0KB

Nature on PBS
https://www.youtube.com/watch?v=jBl9t...

The Slow Mo Guys
https://www.youtube.com/watch?v=Qwogh...

Mossberg91
https://bit.ly/3gLGCVT

Girl Not Local
https://www.youtube.com/watch?v=EYdgk...

Her Wandering Footsteps
https://www.youtube.com/watch?v=BI9cu...

regian24
https://bit.ly/3gKIoqf

Machinery Present
https://www.youtube.com/watch?v=EAKRs...

Extreme Weather
https://www.youtube.com/watch?v=d6BfC...

Wlodek
https://www.youtube.com/watch?v=rMnrb...

Amazing The Earth
https://www.youtube.com/watch?v=jBUbE...

R_Geeb
https://www.youtube.com/watch?v=B9zzC...

MisterT12
https://bit.ly/3mHRTKx

Frumpy Crust
https://www.youtube.com/watch?v=BF4Ko...

Guardian News
https://www.youtube.com/watch?v=wiRdr...

Takashi Oda
https://www.youtube.com/watch?v=JkfcT...

Kara and Nate
https://www.youtube.com/watch?v=1vPMD...

AtlantaBoyz
https://bit.ly/3jqKDAK

FoolishChemist
https://bit.ly/38Ftm0B

The Sun
https://www.youtube.com/watch?v=eTDxj...

DO Films
https://www.youtube.com/watch?v=zRvx6...

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