This is 99% invisible. I'm Roman Mars.

The date September 11th is of course very significant for people in the US,

but the country of Chile also has an important September 11th in their history.

On 911 1973, using both airstrikes and ground attacks, a military junta violently took control of Chile.

The country was led at the time by President Salvador Ayende.

Producer Katie Mingle.

Ayende had become President of Chile in a free and democratic election.

After the military coup, General Agosto Pinochet took power and ruled Chile as a dictator until 1990.

After taking over the country, the military dissolved Congress, took control of the media and

went about dismantling all of the socialist and democratic institutions

that I Ande's government had built.

And somewhere in the midst of all of this, the new military regime discovered something

in a nondescript office building in downtown Santiago.

It was a room, a very strange room.

I've heard people compare it to something out of a Kubrick film, Star Trek.

That's Eden Medina, Professor of Infirmatics and Computing at Indiana University in Bloomington describing this strange place. It's quite striking. It's in this bright

technicolor. Aranges, wood paneling. Picture the deck of the Starship Enterprise and you're not that far off.

The room was hexagonal in shape with seven white fiberglass chairs arranged in an inward facing circle.

There were colourful space AG screens displaying charts and graphs on all six walls.

When Pinochet's men found this room, they didn't quite know what to make of it.

It's said that one of them began stabbing its colorful display screens

with a knife. And it's no wonder they didn't understand this place. There had never been anything

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