(Image credit: Apartment Therapy )
The Panorama House by Moon Hoon offers built-in home theater stadium seating (and a slide for kids and adults alike):
The focal point of this Korean residence is the central multifunctional area, namely the wooden staircase which integrates a slide, bookshelves, reading nooks, and even cinema seating oriented towards a projection screen.
(Image credit: Apartment Therapy )

Images: Moon Hoon