Vladimir Markov. Although he doesn't tie tube flies this Russian tier from Irkutsk, Siberia has made a big impression in the tying World

The Anglers and Archery Outfitters shop in Branson, Missouri

Hans Weilenman's well known site from The Netherlands

Tony Pagliei's tube fly site, Offers some very interesting an effective tube fly patterns plus a "how to" video

Michael Farnham's Bass On The Fly Site, dedicated to bass fishing entirely

The Globalflyfisher, a supurb web magazine from Denmark

"Rackelhanen" a Swedish web site in English, expertly put together with writers from around the globe. Well worth your time to browse.

Rooney Tube Works, Tubes for the descriminating tier

Salmonfly.net, Steve Burke's web site with lots of salmon/steelhead flies of all kinds