Germany`s railways offered a month of unlimited rides for $9. Here`s what happened
(CNN.com Travel)

Walking from Brühl`s town center to the train station, I passed a UNESCO World Heritage site. The 18th-century Augustusburg Palace -- one of Germany`s earliest examples of Rococo architecture -- draws visitors from all over the world. Brühl itself, 11 miles south of Cologne, has a pretty pedestrianized main street, acres of parkland and the Max Ernst Museum -- the artist was born here.