Roswell -

The "hieroglyphics" witnesses reported were likely geometric designs on floral-patterned tape from a toy manufacturer used to build the radar targets.

The "Roswell Incident" began in July 1947 when a rancher named W.W. "Mac" Brazel discovered unusual debris on his property near Corona, New Mexico. Roswell

This was a top-secret program using high-altitude balloons to detect sound waves from Soviet nuclear tests. Roswell

: Reports of recovered extraterrestrial bodies didn't emerge until the late 1970s. Roswell

: In the 1990s, declassified reports revealed the debris was part of Project Mogul .