International Spy Museum

The International Spy Museum, Washington DC, US, is a museum of espionage, spies and human intelligence. The museum opened in July 2002.

What is there to see?
The history of en- and decoding is explored throughout the museum's main exhibit, from ancient times to the recent past.

A number of encryption devices are on display, including:
 * An Enigma
 * An M-209 machine
 * A Jefferson cipher disk
 * An M-94 cipher device
 * A replica of a Civil War-era Confederate cipher disk
 * A reproduction of the Greek Skytale device.