How much value would a see-through bathtub and aquarium bed-head add to your next rental listing?
These are some of the wonderfully unnecessary household features that have been collated for your viewing pleasure (see below).
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Others include the world’s most dangerous hammock, a spiral wine staircase and, naturally, an internal sandpit.
Some are simple, some are extravagant, all are memorable. Enjoy.

(Image: acrylicaquariums.com)

(Image: Hilden and Diaz)

(Image: ooda.eu)

(Image: psfk.com)

(Image: Justin Kemp)

(Image: Stern McCafferty)

(Image: spiralcellars.co.uk)

(Image: Le Beanock)