Syphon madness on twitter.

[moose]

Do not try this.


This has to be the stupidest thing involving a river ever published on the web.

[stonercanoe]

Cavers do things similar to this, but in the dark, wearing baggy suits and wellies.......
Not condoning it mind!
Jason

[fullsend]

Do not try this.


This has to be the stupidest thing involving a river ever published on the web.

What?! That made my stomach churn just watching it. Some people don't value their life as much as I value mine. Wow.

[banzer]

If this is the same spot that I've seen some other similar vids from, I think the 'tunnel' is quite short... I suspect this chap has swum down in to the plungepool then waited a while before coming up, for dramatic effect... but yeah looks pretty frightening!