This was an impregnable fortress. The only way you get out was in a wooden box.

The controversial maximum security prison impossible to escape from.

And one of the duties of a political prisoner is the escape.

The IRA inmates who found a way. of a political prisoner is the escape.

The IRA inmates who found a way.

I'm Carlo Gableer and I'll be navigating a path

through the disturbing inside story of the biggest jailbreak in British and Irish history.

The narrative that they want is that this is a big achievement by them.

Escape from the maze, listen first on BBC Sounds.

BBC Sounds. BBC Sounds, Music Radio Podcasts.

Hello, I'm Ben Carter and welcome to Seriously from BBC Radio 4. I'm the producer of The Scramble for Rare Earths.

In this five-part series, Meisha Glenny finds out why the battle for a small group of metals and critical raw materials

is central to rising geopolitical tensions around the world.

In this second episode, we hear how reducing CO2 emissions requires critical raw materials like lithium,

cobalt and nickel, but mining and processing them can harm the environment. The village of Barossu lies in one of northern Portugal's most isolated areas,

which unsurprisingly means it's normally pretty quiet but last month a series

of protests broke out the song you can hear is one of resistance.

So what turns this sleepy village in northern Portugal

into the focus of increasingly angry protests.

Well, Barroso is sitting on vast reserves of something which the mining industry badly wants.

Not gold, not diamonds, not even oil.

The miners are looking for the lightest metal on earth.

...