Eleven climbers appeared to have died on the world's second highest mountain K2.

It was one of the deadliest days in mountaineering history.

Rock falls, avalanches.

Huge pieces of ice. All are big enough to kill you.

He just flew out into Devoid and he was gone.

How did it all go so wrong?

And is it really worth risking death to feel alive?

Why would somebody pay to go to a place called the death cell on a vacation?

Extreme.

Peak Danger.

With me, Natalia Melman Petrazella.

Listen to the full series now.

First on BBC Sounds.

This is the BBC.

This is a BBC Radio 4 download.

You're listening to me.

Claire Balding with another edition of Ramblings.

Looking to the north, I can see the clouds chasing across the sky, and there's just

been a band of rain that is passing.

I can see it actually falling in sort of like watching showers

drop down and then a gap and then more, but it is about a mile away. I hope it stays that far away.

I am southwest of Sheffield, northwest of Chesterfield, just on the Derbyshire side of the border,

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