Learn foreign languages and explore their cultures, as well as teach others the languages you speak. Some require Flash or Skype to hear audio portions.
Various languages courses developed by the US Government Foreign Service Institute, but in public domain on this free web site. Some lesser-taught languages.
Includes some subcribable podcast lessons. Section of Destination Videos with country information about daily life in some Peace Corps countries also available.
Developed to help you share your knowledge with others. Includes some audio pronunciation. The site does state: ”Disclaimer: The correctness of the translations can not be guaranteed…”
Growing English-, French-, Spanish-, Italian- and Chinese- to-German dictionary. Mostly useful for German language proficient users. Includes browsable “Forums” and you can submit content.