I had not entered a fort, but a hidden city.

"Where up there do you think the hidden city is?"

All that, they had to charge against the chief criminal, the brains behind this hidden city.

Now we turn a corner and they see the hidden city.

Why was it so hard to find the nodes back to the hidden city - or to use them?

They were to do whatever excavating he decided was necessary to locate the hidden city.

He only lived to find the hidden city which was to make him famous.

"We can use the main street of the hidden city as part of the tunnel."

He had to reach the hidden city to see what his cohort needed from him.

This wasn't just a squalid settlement, but an entire hidden city.