This book cover shows excellent figure ground/negative space. The contours formed by the position of the fox serve as the shape of a boy, I'm assuming "Peter." This empty space also creates a wonderful focal point for the book title to nestle into.
Illustrator Tutorials: 35 Fresh and Useful Adobe Illustrator Tutorials
This kitchen looks like the perfect space, minimal white, split face tiles, wooden floor, even down to the mustard yellow coloured accessories. Similar split face tiles can be found at Mandarin Stone www.