In a growing number of Transportation Security Administration lines at U.S. airports, you may be asked to look into a camera that takes your photo. But did you know that you can say no to the face scan? And that you may have good reason to? HuffPost's Life Senior reporter Monica Torres explains. | HuffPost

This hidden bookcase door with armored backing is perfect for concealing your safe room, adding another layer of security for the times that you need it. | Murphy Door