Usefull links

http://en.wikipedia.org/wiki/Esperanto
UK - http://www.esperanto.org/uk/espuk_en.html
Australia - http://aea.esperanto.org.au/
Esperanto Learning tool in many languages including english, arabic, french, farsi, russian and korean- www.lernu.net
http://www.tejo.org/info/pri_esperanto.php?lingvo=en
http://www.language-learning-advisor.com/what-is-esperanto.html
http://www.uea.org/info/angla.html