Did anyone knew there was an Gestapo Torture Chamber under the Eiffel Tower? Gestapo Torture Chamber Under Eiffel Tower! Shocking [HD] - YouTube
You know the Leather Coat boys, a little sight seeing, a little torture and you have the perfect vacation destination!
They say "almost" under the Eiffel Tower. There are windows too on the pictures. Who would build a cellar under the Eiffel Tower and get the whole thing on his head? The Gestapo Hq were in fact a bit further near the rue de Xantrailles.