VirtualGlobetrotting

Today in History – July 17

1991 – The first European remote sensing satellite, ERS-1, was launched.

ERS 2 Earth-observing satellite

2008 – A replica of the bombe, an electromechanical device used by British cryptologists to help decipher German Enigma-machine-encrypted secret messages during World War II, was turned on.

Turing Bombe