Please tell us about any website that you find useful, saying why you like it.

Mobility International USA has information about Foreign Languages for students with disabilities. 

Humanising Language Teaching , an online magazine with articles by English language teachers and names from other fields that feed into language teaching.

 Lingvosoft : You can purcahse or download demo versions of many bilingual dictionaries, phrasebooks, talking dictionaries and talking phrasebooks with a lot of functionalities useful for the blind or anyone interested in developing a standard accent.  These sources have been designed for different platforms like windows, pocket PCs, symbian operating system, windows for pocket PCs...

 The Campaign for Plain English began in 1979 when a few people began to protest about English that was too complicated.  Some guides might help foreigners understand better.

Wikipedia now has a Simple English Wiki  version for learners of English.

For listening: BBC Radio4 is a channel with lots of talking, about a wide range of topics: