VoxForge
FYI: The txt2pho/BOMP pronounciation data is available under the GPL via this file: http://downloads.sourceforge.net/project/freedict/German - English/0.0.1/deu-eng.tar.gz?use_mirror=kent
For a quick look, go here: http://www.dict.org/bin/Dict?Form=Dict2&Database=deu-eng&Query=gehen