If you are going to Berlin and want to do something unusual, Berlin Beer Bike is a really cool thing. Imagine you and your friends on a beer bike, rolling around the city, drinking beer or cider, with the brightest corners of Berlin all around you. This is not an ordinary tour, but a fun hangout with a personal assistant who will always help. And, by the way, the tour has already won several awards, so you'll definitely be impressed. All details and booking here https://berlinbeerbike.eu/