Roof windows will require a contractor, but if you live in an area with an abundance of shade, any extra light is a welcome relief. From HegeInFrance.com
Indirect light inside a tray ceiling would be a simple installation for the everyday homeowner; some moldings are designed today for these projects. From DecorFacil.com
Beadboard ceiling transition well for both smooth walls or paneled walls, and is most useful for small areas such as the bathroom or laundry room. From TheHouseOfSmiths.com
For awkwardly tall ceilings in common areas such as the kitchen, a single box beam with planked ceiling in contrasting colors subdues the space. From BHG.com
Coffered ceilings is another simple project! From ThisOldHouse.com
Vaulted ceilings offer drama and can help to redirect heat in the summers. From DesignMom.com