He is an adept climber.

This climber was snow blind.

Steady, sir. Mast head ahoy!

My striped friend is an excellent climber.

The climber stayed alert while climbing the precipice.

He is a fine type of mountain climber.

So let me draw ourselves a mast.

This climber is on the last pitch of it.

Aron continues to be a climber and a Canyoneer.

The mast broke and our ship went adrift.

All right, so tie me to the mast.

All of them, faithful hands before the mast.

And they say the mast is 20 feet tall.

They tried to radio a message to Rob Hall, who was a superb climber stuck, sort of, with a weak climber up near the summit.

Here's our blindfolded hill climber, and he's climbing this rounded hill.

Or do you see a mountain climber reaching for the top?

The main mast of a fishing boat is supported by a sturdy rope that extends from the top of the mast to the deck.

Now, he's a rock climber, but you know, he's our executive director.

Lynn Verinsky, a professional climber, who appeared to be brimming with confidence.

The main mast is broken. The cabin boy is on deck.

The rope attaches 15 feet away from the base of the mast.

October 13. There she blows, was sung out from the mast head.

If the mast is 20 feet tall and the rope attaches to the deck 15 feet away from the base of the mast, how long is the rope?

No, when I go to sea, I go as a simple sailor, right before the mast, plumb down into the forecastle, aloft there to the royal mast head.

You can see on this climber, we have two oxygen tanks in the backpack

He wasn't a rock climber or a drug dealer or crazy in any way.

You tie me to the mast, and I'm going to beg and plead.

And no matter what I say, you cannot untie me from the mast.

If we were the hill climber, it would be right here where he starts off.

And one more climber should have died that day, but didn't, and that's Beck Weathers.

To help me answer this question, I'm going to get the help of my blindfolded hill climber.

And the rope attaches right here, from the top of the mast all the way that base.

We're assuming that the mast goes straight up and that the deck is straight left and right.

And the first mate takes a rope and ties Odysseus to the mast in a nice knot.

This is the water down here. And then the mast is the thing that holds up the sail.

Tying yourself to a mast is perhaps the oldest written example of what psychologists call a commitment device.

For the second point, when traveling at sea you can see farther from the top of the mast,

Ulysses knew that when the sirens come he will be temped, so he tied himself to the mast, asked his men to tie themselves to the mast and to put beeswax in their ears, so that they wouldn't be tempted, either.

B is going to be his next position so this is how the hill climber decides where to go next.

And then they say a rope attaches to the deck 15 feet away from the base of the mast.

So if this is the base of the mast, we go 15 feet, might be about that distance right there.

We also got some bad news in the storm that Beck Weathers, another climber, had collapsed in the snow and was dead.

So let's draw ourselves a boat and make sure we understand what the deck and the mast and all of that is.

This repeats itself through the night rehearsal, tying to the mast, conning his way out of it, beating the poor first mate up mercilessly.

During the day, the Nutmeg collects energy from solar panels on the roof of the wheelhouse, and from a 450 watt turbine up the mast.