Redsand Canyon And the highway signs say we're close

He only nodded when the imperator answered his question, grateful to not have to answer in return. 

He was even more grateful when Germanicus shifted the conversation to the canyon. He asked if Kallik had learned anything about the layout of the territory. The northerner nodded. I was exploring the passageways in the most northerner section and found that they led to a system of caves, he explained. I haven't explored the entirety of them yet. He honestly wondered if they led out to the other side of the mountains, which they could use to their advantage.