Underground biking - exploring 9 km long tunnel under the mountain

Biking through a 9 km long water tunnel under the mountain peaks at the end of the summer when the tunnels are almost empty.

[@keldan86]

When you feel that your tap water tastes rubbery now you know why

[@momoperez7173]

Wow ...que increible este tipo es muy valiente o está enfermo del chape ...pero se nota que sabe donde tiene que dirigirse ...ya me dio claustrofobia ufffff y este tipo no se merece un like se merece un reconocimiento al youtuber mas avesado de la internet ...👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍

[@radekmlynek919]

Yeah, gives me the creeps just like the movie As Above So Below, soooo no thank you :D :D, but awesome video, Thanks.

[@johnsmart964]

That is very impressive, thank you for bringing us this excellent video, it is much appreciated by the people.

[@someopinion2846]

Mountain colonoscopy.

[@das-panzer-maus]

imagine tunnel flooding

[@hinano316]

Looks like fun 😄

[@JavierRodriguez-zb9ju]

Hypnotic !

[@kunalsar]

Which mountain n tunnel. Looks interesting. The water is so clean n pristine.

[@davidt939]

Markku Siltanen got a bike 😅

[@sandarurasanjana3844]

How many kilometres you rode

[@awayfromthecity7268]

About 9.3 km

[@rvq9]

Bro that’s sewers, not shortcut

[@glavchev]

Яко :)

[@Gerg19]

brave

[@brijeshpatel7583]

Location and name of place?

[@michaelteague7822]

Hard no.

[@beyondlimits1568]

What kind of a flashlight is that it reflection I have stuff working after an hour

[@ゲリン]

I will never go ever

[@Satish-pc8ub]

IT CHAPTER 3

[@W1sez]

huh

[@ゲリン]

I will never go ever