I've never really done IT >_> but I know of thinks I would TOTALLY do!
* S/M, Dom/Sub (I'm a total sub)
* Public (to a SLIGHT degree.. like in a bathroom stall or even on an elevator)
* Asphixiation
* Multipartners
* And I'm not quite sure what it's callled... but any.. ehem "activity" done in or under water (IE- pool, bathtub or even on the lawn with the sprinklers on ;