In 1950, Northwest Orient Flight 25-01 vanished over Lake Michigan during severe weather, resulting in the deaths of all 58 people on board. Despite extensive searches, the wreckage was never ...

Northwest Airlines Fight 2501 disappeared over Lake Michigan 75 years ago this week. With 58 people aboard - including six children - at the time it was the worst aviation disaster in U.S. history.

Northwest Orient Airlines Flight 2501, at the time the deadliest commercial airlines disaster in American history, disappeared when it flew into a storm over Lake Michigan on June 24, 1950.

Northwest Orient Airlines Flight 2501, at the time the deadliest commercial airlines disaster in American history, disappeared when it flew into a storm over Lake Michigan on June 24, 1950.

Northwest Flight 2501 crashed into Lake Michigan 75 years ago this week. But clues uncovered in 20 years of searching lessen the mystery.

American Airlines flight 3390 was diverted from Northwest Arkansas National Airport Sunday, according to one passenger.

This undated photo from the 1940s provided by the author and researcher Valerie van Heest shows the plane flown by Northwest Orient Airlines that, years later, crashed into Lake Michigan.

This undated photo from the 1940s provided by author and researcher Valerie van Heest shows a Northwest Orient plane in Milwaukee before it crashed in Lake Michigan in 1950.

The mystery man passed a flight attendant a note while on a Northwest Orient Airlines flight in Portland, Oregon, bound for Seattle on Nov. 24, 1971.

Object Details Sponsor Northwest Orient Airlines Physical Description Offset Photolithograph: Photographic image of sunset silhouetting palm trees in foreground; poster is mounted on foamboard Summary ...

In this photo provided by Valerie van Heest, a historical exhibit of the 1950 crash of a Northwest Orient plane in Lake Michigan is on display at the Heritage Museum in St. Joseph, Mich., Oct. 7 ...