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A street light, light pole, lamp pole, lamppost, streetlamp, light standard, or lamp standard is a raised source of light on the edge of a road or path. Similar lights may be found on a railway platform .
Decorative street lamps in cast iron were used all over the world, from gas lamps in the second half of the 19th century to electric ones in the first decades of the 20th – a collection of examples used in California in the 1920s and 30s now form a display outside the Los Angeles County Museum of Art, called Urban Light. [23]
Street lights can be made intelligent by placing cameras or other sensors on them, which enables them to detect movement (e.g. Sensity's Light Sensory Network, GE's "Currents", Tvilight's CitySense). [5] [6] Additional technology enables the street lights to communicate with one another. Different companies have different variations to this ...
Gas lamps gradually started replacing oil street lamps in the United States, beginning in the first quarter of the 19th century. [3] The first street in the world to be illuminated by gaslight was Pall Mall in London, starting in 1807. [1] [5] The first US city to use gas street lights was Baltimore, starting in 1817. [4]
Dolphin lamp standards provide electric light along much of the Thames Embankment in London, United Kingdom. Two stylised dolphins or sturgeons writhe around the base of a standard lamp post, supporting a fluted column bearing electric lights in an opaque white globe, topped by a metal crown. Many of the lamps are mounted on granite plinths.
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