This one is for Paris, Strasburg, Luxemburg, Brussels and Namur (Summer 2008)
http://noussommesaparis.blogspot.com/
This one is for Budapest and Danube (Winter 2008-2009)
http://vagyunkbbanbudapest.blogspot.com/
This one is for Prague and Vltava (Winter 2008-2009)
http://myardopraha.blogspot.com/