The Knightsbridge Hotel in London
and the Crosby Street Hotel in New York City (below).
Seems to be they've got a theme going on - high style and high headboards.
I love how they are mixing stripes, florals, and geometric prints on the upholstered headboards, drapes, and wallpaper. Looks like a great place to stay and steal decorating ideas from too!
The Soho Hotel in London (above & below):