Oh, those maps are very helpful. I was tracing the route against modern-day Google, and while all the locations still exist, I was still befuddled by "they went up the street? and then down the street? and all the streets are parallel to the street?" But now seeing that 18th-century Edinburgh was basically bar shot, I am more bemused than befuddled.

Keith is once again really unpleasant to his men - not good officering, Keith! No wonder they slammed the door on him.

I had to laugh at their very appropriate complaint about how they're supposed to take Ewen without injuring him, when he obviously felt no reluctance to injure them. If you're going to give orders, give actionable orders, sir!