Three rods, ceiling mounted. This page has a great overview of formal vs. casual and ideas for types of drapery. This is an example of ripplefold.
Jones Milan Chain Loop Trimming, White
Buy HOME 120cm Wooden Curtain Pole Set - White at Argos.co.uk, visit Argos.co.uk to shop online for Curtain poles and tracks, Blinds, curtains and accessories, Home furnishings, Home and garden
Buy 240cm Wooden Curtain Pole Set - White at Argos.co.uk, visit Argos.co.uk to shop online for Curtain poles and tracks
Wrought iron pole: The most cost effective way to hang curtains on a bay window.
Buy 2m Heavyweight PVC Curtain Track - White at Argos.co.uk, visit Argos.co.uk to shop online for Curtain poles and tracks
Spray paint curtain rods for a pop of color. I should remember this the next time I need curtain rods and look at Salvation Army or Goodwill.
Curtain tracks with contrasting curtain poles
Cream walls and curtains, neutral colour scheme, curtains for bay window - Bedroom Ideas, Furniture & Designs (houseandgarden.co.uk)
My favorite pole, for now. White with a touch of gold showing through. http://www.camberleycurtains.co.uk/curtain-poles-and-tracks/item-details.php?itemid=1804