I was able to see a difference in the darkness of the wall and partially closed hatch at the top of the ramp and the darkness that was the opening into the hangar. I sent ScoutDrone2 ahead to check our route. The separatists could have told Barish-Estranza about the tunnel to the terraforming engines, but what we had seen of them made it hard for even threat assessment to imagine them sitting around chatting to visitors about all the obscure exits and entrances to their secret cave hideout, so the chances were negligible.