New Delhi, Jan. 9 -- Boeing E-4B Nightwatch, widely known as the "Doomsday Plane" - the most secretive aircraft in the US military's arsenal - made a rare public appearance this week, sparking speculation amid heightened global tensions.

Designed to function as an airborne command centre during nuclear war or national catastrophe, the aircraft was seen flying across multiple US locations, including Washington, DC and Los Angeles, according to reports.

Flight tracking data showed the E-4B departing Omaha, Nebraska, on January 6 before landing at Camp Springs, Maryland, near Washington, DC. The aircraft as per reports later flew to Los Angeles International Airport (LAX) on Thursday (January 8).

Videos and livestreams of the landing at L...