Model of Leonardo Da Vinci's flying machine
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A model of Leonardo Da Vinci´s flying machine is included in a traveling exhibition of Da Vinci´s Machines, photographed in this instance at the South Australian Museum, Adelaide.

Submitted By K A Hennigan

A Smart Car in Berlin, Germany

A Smart Car parked on the street in the Mitte section of Berlin.

Submitted By Henry See

Rainbow CD's

Computer disks with the light shining off of them creating rainbow colours

Submitted By DennWriter

Drainage Control and Water Flow

Spillway built in a creek system opened to maintain proper water flow management and flood prevention. Natural organic debris lodged creating a minor disruption in the flow.

Submitted By REason

Red Light Emitting Diode (LED)

Micro photograph of a light emitting diode; otherwise known as a red colored LED. A common electronic part shown at 10x magnification. Image taken through microscope.

Submitted By REason

Green Light Emitting Diode (LED)

Photomicrography of a light emitting diode; otherwise known as a green LED. A common electronic part at 10x magnification image taken through microscope.

Submitted By REason