Recorded in Berlin and Welzow 2008 with the help and cooperation
of Berliner Unterwelten e.V. (www.berliner-unterwelten.de) and
Bergbautourismusverein “Stadt Welzow” (www.bergbautourismus.de).

Special thanks to Calle Granström, Per Teljer, Yannik Lüdemann,
Gry Moursund, Sascha Keil und seine Kollegen, Frau Viola Kulke und
Dipl. Ing. Karsten Feucht and Antje Simms.

Produced with the support of Norsk Kulturråd and Vederlagsfondet

All rights reserved © Mattias Härenstam 2009