It's not quite free! You're meant to make a €1 donation to the restoration of Nossendorf church spire in order to watch it.
It's messed up in most browsers I've tried, but it is downloadable. There's a taiwanese website that has the links, but it's own URL is slightly malicious-looking, so I've dropped the text into pastebin:
― woof, Tuesday, 27 January 2015 11:57 (nine years ago) link