According to this top secret Russian document, which was unclassified recently Soviet military engineers were planning complete removal of North American continent.

Translation of the document:

“KGB, Soviet Union. Top Secret. Moscow. February 26, 1973

This is a scheme of a assumed changes in geographical structure of Earth continents which may happen as a result of correction of gravity field of the Earth by the A-241/BIS device

[scheme]

KGB General Chief

Andropov

[signature]

”