Berlin, Germany: Top 10 Free Things to Do in Berlin: Memorial Church in Berlin
Club der Visionäre (a Berlin River cafe), Berlin, Germany. This looks perfect!
50 Things You Must Do When Visiting Berlin (Sunday Chapter)
One of our favorite rooftop bars in summer and a beautiful Christmas Market in winter: Klunkerkranich in Berlin Neukölln
Alternative Berlin is full of interesting, weird, and quirky things to do. Here's a list of the best alternative tours, attractions, and sights.