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 Ship Island Light Ship Island Light was a lighthouse in Mississippi near Gulfport. The first tower at this site was constructed in 1853; though appropriations were made starting in 1848; disputes over land ownership delayed acquisition of the land. This tower was built of brick and was initially equipped with a multiple lamp and reflector system; three years later, it was upgraded to a fourth-order Fresnel lens. In January 1861 at the beginning of the Civil War confederate forces seized the island, including the incomplete fortifications and the lighthouse. When they abandoned the fort in September, they removed the lighthouse