This is probably the most fun any one has had with an inflatable sex toy. Its the Bubble Baba Challenge, Russia’s annual blow up doll white water rafting race. According to the St. Petersburg Times, more than 450 men and women ran the Vuoska rapids on blow-up babes-(or penises or animals) turned-boats this year. 
There are a bunch of photos in the albums here.
Via Violet Blue
