The 20th season of the Shenandoah Valley Lyceum continues with Spies in the Hanoi Hilton, a talk presented by David C. Taylor. It is one of the best-kept secrets of the Vietnam War. For six years prisoners inside the Hanoi Hilton established a secret line of communication linking American POWs with the CIA and Office of Naval Intelligence. The director of a Smithsonian documentary reveals the full story.

Tickets: $8 in advance; $10 at the door
Season tickets: $25 for all four events
Lifetime pass: $100

The Shenandoah Valley Lyceum is partly funded by the VMRC Shenandoah Valley Lyceum Endowment.