River Running
A Shadow in the East #14 (x2)
Luogo
2 (5)
Fiumi.  

While River Running is in the staging area, enemies cannot be optionally engaged.

Travel: The first player engages the highest engagement cost enemy in the staging area.

...below them were trees that looked like oaks and elms, and wide grass lands, and a river running through it all.
–The Hobbit