We've given half a million very satisfied customers four years to master the positions in the first two Position of the Day collections. Time to up the ante. For this expert edition, the inventive (and apparently fearless) minds at Nerve.com have conceived 365 sexual entwinements that defy gravity, flexibility, and, let's face it, logic. Wheelbarrows, banisters, logs, birdbaths, skateboards, a trapeze, and pretty much any prop you can imagine...