On the night of the Roswell incident, one of those balloons went missing.

BBC: The truth about Roswell?

Years ending in a seven inflict the world with a decennial anniversary of the Roswell Incident, the supposed summer of 1947 crash of an alien spaceship in southeastern New Mexico.

FORBES: Those Roswell Aliens Dropped In Everywhere

As for the Roswell incident, nearly two-thirds of the respondents to the poll said they believed that a UFO crash-landed in a field outside the New Mexico town 50 years ago next month.

CNN: Poll: U.S. hiding knowledge of aliens

In 1980, the first book, The Roswell Incident by Charles Berlitz (of language school fame) and William L. Moore, put the debacle 190 miles west of Roswell, in the Plains of San Agustin (site No. 2) .

FORBES: Those Roswell Aliens Dropped In Everywhere

The history of the Roswell Incident investigatory efforts is rich with phony and altered documents ( Roswell Incident co-author Moore got caught passing one), dubious sworn statements, a filmed autopsy hoax, clear lying, wildly changing accounts and researchers sporting bogus credentials.

FORBES: Those Roswell Aliens Dropped In Everywhere