The museum's Wireless History Gallery will be open in the Operations Building. Allow an hour or more to visit the museum. Catch 2017's special exhibit: "Breaking Barriers: The Women Airforce Service Pilots of World War II" celebrating the 75th anniversary of their founding. Explore Guglielmo Marconi’s life and legacy, RCA’s dominant 20th Century Ship-to-Shore Chatham Radio WCC era - the "Largest US coastal station in the marine service", and Chatham Navy Radio’s WWII years as a secret facility for intercepting U-Boat messages. View an actual Enigma cipher machine, and experience our electronic Enigma replicas! The public is always welcome to walk the grounds and the outdoor Antenna Field Trail exhibit during daylight hours.