Over forty years ago, traveling by helicopter over New York City was certainly not unusual and, indeed, the luxurious and famous airline Pan Am (Pan American World Airways) would encourage it.

In 1965, trial runs on a rooftop helipad atop the Pan Am Building (now MetLife) began using a Chinook helicopter. The helipad would prove a short-lived project, but it represented an aspirational ...

The Pan Am pilot's final words before the horrific collision were heard on radio recordings before the horrific Tenerife crash ...

The mid air collision killed all 67 aboard the DC flight and all three soldiers on the Black Hawk helicopter ... At midday on March 27, 1977, Pan Am Flight 1736 from Los Angeles was nearing ...