Step 1: Watch a bunch of YouTube videos about kayak rescues. We spent an afternoon watching wet exists, T-rescues, bow rescues, hip snaps, sweep rolls, C-to-C rolls, and more from the comfort of my mosquito-netted bed (those bugs are everywhere in Belgium!). I attempted to demo a roll using the little rocking chair in the living room. Funnier than effective.
Step 2: Find someone who will rent us sea kayaks. (Read on!)