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 Sanilac Light in Michigan. Port Sanilac Light Station — Lake St. is a registered site on the National Register of Historic Places, being added on August 19, 1984 as listed site #84001842. Name of Listing: PORT SANILAC LIGHT STATION (U.S. COAST GUARD/GREAT LAKES TR). The Port Sanilac Light complex currently consists of five historic structures. In addition to the light tower and ornate brick Lighthouse keeper's residence, the brick oil house, wooden outhouse, and well also survive. The well is covered by a safety platform of wooden planks. Because of its unique and picturesque form and location, it is often the subject