If you happen to be in Vizag, take a stroll to Dolphin’s Nose Lighthouse for a spectacular view of the ports, beaches and the entire city. Commissioned in 1940, the revolving lights can be seen 32 nautical miles away by ships in the Bay of Bengal. But there is one little known facet to the lighthouse: It acts as one of the two Coastal Control Centres of the National Automatic Identification system. In 2011, Saab and Elcome Marine Services setup NAIS for Director General Lighthouses and Lightship