In the Petruskirche Lichterfelde, o2 and Telekom have antennas (not visible from the exterior), that do 3G and 4G.
The church seen from the south:
Zoomed in on the tower:
In the Petruskirche Lichterfelde, o2 and Telekom have antennas (not visible from the exterior), that do 3G and 4G.
The church seen from the south:
Zoomed in on the tower: