jon green - british male voiceover, experienced english teacher, proofreader, fine art valuer
 
I live very close to the Polish Radio building (also known as Polskie Radio) and it's quite a well-known building in Mokotow (not architecturally mind you).  It is the HQ for the national Polish radio channels.  The address is Al. Niepodległości 77/85 in Warsaw.  

Website is:http://www.polskieradio.pl/