Multiple languages text

Except Human Right Convention, do you know for any other copyright free text in multiple languages available online?

Project Gutenberg is free in the US, but may not be free of copyright in other countries.

In what country are texts that old not public domain?

Not sure, but Gutenberg project is four languages only, and I’m looking for more.

do you know this:

Danke Georg, I have Omniglot in my bookmarks for ages but I forgot about it. Useful indeed.