Like a search on the Internet, a single word can pump up a lot of alternatives you didn't mean. The word space means very different things to an astronaut, a pregnant lady on a bus and a type-setter trying to fit a few extra words onto a page.
The fun to be had in this area is to search out what might make your life a little more enjoyable.
If you're looking for a starting point, the best available guide here is the introduction to a collection of ideas first put together during a brain-storming session between players of different wrapping, strapping, chain and tying games. See PLAYSPACE: a review of alternatives
If you don't find what you're hoping to find there e-mail me and I'll send you what else I have on file on the specific topic that interests you.
A side-line topic, is parents who wish to lead an active 'kinky' sex life. Space and opportunities are discussed in an article which first appeared in 'The Fetish Times' (London) several years ago.
See KINKY PARENTHOOD
Even if you're just an armchair traveller, have fun finding out more about what other people get up to in this territory by following the URL above.