Trip to Berlin

The trip from Poznan to Berlin cost me 189.44 PLN, and I was also going there with my friend, who saved my ass there many times. The only place that I wanted to visit was the simple Bitcoin ATM because that was the most universal thing for me to visit, and I thought that I would be spending the rest of my time wandering around new places to me. My friend had different ideas about what he wanted to visit and was more decided than me, so most of the trip has been directed by him. We bought 2 tickets, each for 10 EUR, used to travel around all of the regions of Berlin, Germany? not exactly sure but it was something like this: <a href="https://medium.com/@dataram57/trip-to-berlin-d677200ae233">Click Here</a>