Ulster (river)

The Ulster is a 57 km river in Central Germany that flows through the states of Thuringia and Hesse.

The river originates in the Rhön Mountains, near the town of Ehrenberg. It then flows primarily in a northerly direction, through the towns of Hilders, Tann, Geisa, and Unterbreizbach. It flows from the left into the Werre River in Philippsthal.