quest name: Book I, Chapter 11: Othrongroth
optimal level: 18
You learned from the woman Andraste that the Lord of the Nazgul was travelling to a place called Othrongroth. If you could spy on the Witch-king at this place, you might learn more of his plans.
Objective: Talk to Tom Bombadil.
Tom Bombadil has agreed to show you the way to Othrongroth, a barrow in the Barrow-downs, but has suggested you gather allies before he takes you.