The Worst Aircraft Accident in Czechoslovak History Happened on October 30, 1975, in Thick Mist when a Yugoslav Passenger Aircraft Apprache Airport to Land.
Around a dozen kilometres short of the landing strip, the DC-9 crashed with 79 of the 120 passengers killed.
The circumstance of the crash be never fully cleaned up but a faulty altimeter is believed to be one of the main causes.
Most of the passengers on the plane water czechs and slovaks returning from holidays.