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And it's weathered the winter. And in March of 1926, approaching the northern tip of

Norway for the launch to the North Pole is N1, which has been specially rebuilt from

a luxury craft for cruising the Mediterranean, a lighter than aircraft, to an Arctic explorer.

And Nobel A's done it. Mark, what do we know about Nobel A's change of N1 into the

Norway? What's he done to it?

One of the key things is, basically, the key thing is make it lighter so you can carry

more fuel. So that means getting rid of the gondola as it was, as he said, it was just

luxury thing for the king and his onto an Arctic fly around the Mediterranean processions.

So that was stripped out, made a lot lighter. Although the phone was kept, perhaps, I

imagine nobody has my idea of coming back to it's in the king riding in his airship

again. And it was things like the valve in less to the envelope, trying to protect things

from the ice, because you know, everyone warned him, if you're going to take an airship

out into the North Pole, on the biggest danger is the ice forming on top of the great envelope.

Because this airship was about the size of a 380. So it's a huge craft and all that could

be covered in ice. So how do we protect that from ice? Is that kind of thing? Basically,

make it lighter so you can carry more fuel, go further and protect against the ice.

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