Bottrop, Germany

With a population of just 118,705, Bottrop is a small, industrial city in the heart of Germany's Ruhr region. While it offers attractions like the world's longest indoor ski slope and a historic castle-turned-amusement park, the reality is this former coal mining hub can be a bureaucratic headache. The city's Catholic roots dominate, with 50% of residents adhering to the faith and 19 churches dotting the landscape. For those seeking an authentic German experience away from the glitz of larger cities, Bottrop may be worth a look. But the persistent coal mining legacy and heavy-handed local government are likely to test the patience of many expats.