I was planning to build a Finnish Buffalo in this GB, but while leisure-browsing wikipedia I found the following image which lured me away from the chosen path. I present Flygfisken (image courtesy wiki):
This thing has it all: it is quirky, has complicated rigging, a tailplane raised on sticks above the fuselage and a rotary engine suspended only by strings and struttery with an assortment of pipes going up to the fuel tank on the upper wing and down into the cockpit. And skis!
It also has pedigree. It is a Donnet Leveque flying boat Type A (or C, opinions differ