While there are obviously bigger and more extensive set-ups in the USA and Canada, I would heartily suggest trying any of the UK operations - a lot quicker and cheaper to get to as well... and just think of your carbon-offset
- means you can fly an extra few hours yourself and not feel guilty
http://www.caledonianseaplanes.co.uk - St Fillans, Loch Earn, Scotland (soon to be a new 2 seat Husky amphib)
http://www.neils-seaplanes.com - Lochearnhead, Loch Earn, Scotland (Husky amphib G-WATR)
http://www.the-amphib-flyingclub.co.uk - moved from England to Lough Erne, N.Ireland (2 seat Maule G-TAFC)
http://www.scotlandonfloats.com - Glasgow Flying Club, Scotland (3 seat Reims Rocket amphib G-DRAM)
Support your 'local' operators