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
Port Austin Light Port Austin Light Port Austin Lighthouse (or Port Austin Reef Light) is a lighthouse off the shore of Lake Huron, about north of Port Austin, Huron County Michigan sitting on a rocky reef (shoal), which is just north of the tip of the Thumb and a real hazard to navigation. The original plans were for this lighthouse to be built on shore. The crib was built in Tawas. The light was first lit in 1878, and its pier was modified in 1899. It is still operational and is automated. The foundation materials are a pier, and the tower is constructed