Germany
C-base is a space station that crashed in the middle of Berlin. Years passed and the city was built above it, a couple of years ago the Russians uncovered the station's antenna and appropriated it as a TV tower. After the crash several of the aliens made Berlin their home they are now trying to restore the space station so it can once again orbit Earth. The station is open to humans as a place to mingle and develop technological gadgets, hack and make music together.