A first cavity in an exterior wall of a hollow container body has first contours and a second cavity in the exterior wall of the hollow container body has second contours. A camera is disposed within the first cavity, the camera having a shape that conforms to the first contours of the first cavity. An electronic device comprising a display is disposed within the second cavity, the electronic device having a shape that conforms to the second contours of the second cavity. The camera is to generate pictures of objects external to the hollow container body, store the pictures in a memory, and provide the pictures to the electronic device. The electronic device has a connection to the camera and is to receive the pictures from the camera via the connection and to display the pictures that are received from the camera on the display.