On the grounds here you've got a stone from the Pentagon and a beam from the World Trade Center.

WHITEHOUSE: President Obama Speaks about the Veterans Job Corps

One step past images of that festive dinner takes you into the horror and carnage of September 11, including a twisted beam from the second tower of the World Trade Center and the bullhorn the president used during his now iconic visit to the rubble at ground zero a few days after the attacks.

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As long as there is a birds-eye view from one building to the next, the laser beam can transmit to and from a high-speed transmission center.

CNN: Terabeam aims to solve 'last mile' data jam

Ram's heavy duty 2500 and 3500 models come with a rear-facing camera built into the center-mounted brake light behind the cab that can beam images of a trailer or the cargo in the bed into the truck's dashboard screen.

WSJ: Pickup-Truck Drivers Still Work Hard, but in Comfort