These 3D Christmas tree cookies are made by slotting together ... Some of our favorite gingerbread decorations include a cuddly teddy bear, penguin and even a (not too scary) yeti cookie.

Although there's a lot of speculation about where exactly the Christmas tree idea stems ... Germans were decorating outside trees with local wares, tinsel, gingerbread, and fruits and performing ...

As always, one of the highlights of the decor is in the Blue Room, where the official White House Christmas Tree stands on display ... alongside the traditional gingerbread White House.

It's beginning to look a lot like Christmas at the White House as this year's holiday decorations are unveiled ... adorn the complex with the official tree, an 18ft (5.6m) fir, showcased in ...