Malaysian Airlines hit headlines in March, after one of its aircrafts vanished into thin air. And just on Thursday, 17 July,  MH17 was shot down on Ukraine-Russia border.

Here are some airplanes, which went missing leaving no trace behind.

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1. Malaysian Airlines Flight MH370

The MH370, which lost contact with air-traffic control on 8 March, brought the whole world together in search of it. The flight carrying 239 people onboard including crew members, went missing without any trace. Though numerous countries came together in search of the aircraft and numerous theories were charted, none seemed to asnwer the question of what actually happened to the ill-fated plane.

Boeing 727-223 of American Airline
Creative Commons/RuthAS

2. Boeing 727-223 Angola Plane

A Boeing 727-223 aircraft was stolen from the Quatro de Fevereiro Airport in Luanda, Angola on 25 March 2003. It is still a mystery where the plane took off. Ben Charles Padilla, an aviation engineer and pilot, was believed to be in the plane when the incident took place. Just before the sunset, it took off without clearance and with its transponder turned off.

Flying Tiger Line Flight 739
Creative Commons/Greg and Cindy

3. Flying Tiger Line Flight 739

A Lockheed L-1049 Super Constellation propliner carrying Army soldiers went missing on 16 March 1962 chartered by the US military over the Western Pacific Ocean. The flight landed in Guam for refueling and departed for the Clark Air Force Base in the Philippines. But 80 minutes after the pilot reported routine message, it lost contact.  A total of 107 people on board disappeared and were later assumed dead.

Star Ariel and Star Tiger
Creative Commons/RuthAS

4. Star Ariel

A BSAA Avro Tudor IV B is believed to have disappeared in the Bermuda Triangle on 17 January 1949, carrying 20 passengers.

5. Star Tiger

Star Tiger was another BSAA Avro Tudor IV passenger aircraft, which disappeared without a trace on 30 January 1948. It was carrying 31 people on board, including British war hero Sir Arthur Coningham from Azores to Bermuda. Star Tiger too is believed to have vanished in the Bermuda triangle.

Amelia Earhart
Amelia EarhartWikipedia

6. Amelia Earhart

On 2 July 1937, Amelia Earhart and her navigator Frederick Noonan disappeared in a Lockheed Model 10 Electra over Pacific Ocean during a failed attempt to circle the globe. Though some clues and theories emerged over the years, the airplane was never found.