It's a hot summer night at a state park in Oklahoma.

Two groups of boys are on the property.

One calls itself the Rattlers.

The other, the other The Eagles.

And just around midnight, the Rattlers paint their faces and scramble through the night

to raid the Eagles camp.

The Rattlers crash through the windows. They're yelling hollering, they are picking things up and throwing them. And once the place is entirely trashed, the Rattlers leave and the eagle boys are

left crying. Some stuffed stones into their socks

to make a kind of weapon just in case they need to protect themselves.

Or, take revenge. I'm Dylan Thuris and this is Atlas Obscira.

A celebration of the world's strange, incredible, and

wondrous places.

And today, author Gina Perry is taking us to Robbers Cave State Park in Oklahoma.

It's where in 1954, these boys thought

they were going to Summer Camp.

What they and their parents didn't know

is that they'd actually been recruited for a psychological experiment.

That true story after this. It's the summer of 1954 and there are two school buses full of 11 and 12 year old boys traveling through Oklahoma.

They are headed four hours southeast of Oklahoma City to a place called Robbers Cave State Park.

And it's where the events of author Gina Perry's book The Lost Boys took place.

The parents have been approached by an academic from

Oklahoma and they've been told that their boys have an opportunity to go away on

...