Traffic-light signalling and operation to a double red light. Tianjin in the People's Republic of China has two very special systems of traffic lights, in use since : One system is where there is a horizontal bar in a specific colour, with the colour changing and the bar shrinking. The shrinking bar indicates the time remaining in that colour. The colour itself is either red (stop), yellow or green (go). A blinking green one-third-full bar means "reduce speed now", and a blinking yellow full-bar indicates "proceed with caution". When lights of this system turn from green to red, the diminishing green bar will flash
Ship Island Light This work was sponsored by the Friends of Gulf Islands National Seashore; the actual construction was performed by Seabees, using beams provided by the forest service. The beacon was relit and appeared on charts as a private aid to navigation. It 2005, however, Hurricane Katrina destroyed it, leaving no trace but the foundation. The old Fresnel lens, which had been removed long before to the Maritime and Seafood Industry Museum in Biloxi, was also badly damaged at the time, though there are plans to repair it. The skeletal range light stands as the only light on the island. Ship Island