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National Cryptologic Museum

Closed Now: 09:00 - 16:00
Open today: 09:00 - 16:00
Review Highlights
Wonderful educational experience -- don't miss this!

While I've known about this museum for years, this was my first visit (one venue that is actually... read more

Reviewed 4 weeks ago
Washington DC, District of Columbia
An education and a surprise.

I heard about this years ago but just visited for the first time. Surprisingly large museum built... read more

Reviewed 7 January 2019
Read all 219 reviews
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  • Excellent63%
  • Very good31%
  • Average5%
  • Poor1%
  • Terrible0%
Travellers talk about
“enigma machine”(44 reviews)
“code breaking”(17 reviews)
“code talkers”(9 reviews)
A museum featuring the science of cryptolgy.
Closed Now
Hours Today: 09:00 - 16:00
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8290 Colony Seven Road, Annapolis Junction, Maryland, Baltimore, MD 20701
+1 301-688-5849
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Reviews (219)
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All reviews enigma machine code breaking code talkers bombe cold war fort meade spy stuff imitation game enigma code revolutionary war ancient times on display guided tour scavenger hunt interesting visit fascinating history learning experience
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1 - 10 of 217 reviews
Reviewed 4 weeks ago

While I've known about this museum for years, this was my first visit (one venue that is actually open during the Trump Shutdown). In one word: fabulous! Our docent was David Cooley. He showed us a working Enigma machine, explained how it worked, and how...More

Date of experience: January 2019
2  Thank mvidro
Reviewed 7 January 2019

I heard about this years ago but just visited for the first time. Surprisingly large museum built into an old motel property just off the National Security Agency campus. Lots of Enigma machines and encryption devices on display, with good explanatory signboards, free pamphlets and...More

Date of experience: January 2019
1  Thank Transatlantic2012
Reviewed 8 November 2018 via mobile

First time here. Was a very interesting and informative visit. Off the beaten track but if you can make it, worth the time.

Date of experience: November 2018
Thank ISTDtraveler
Reviewed 8 November 2018

In reality, i found it only mildly interesting but everyone i was with was fascinated, so i chalk it up to my interests. You can spend an hour or several hours here. Not so easy to find if you dont know your way around but...More

Date of experience: January 2018
Thank sherrik758
Reviewed 30 October 2018

Was looking for a fun activity for my husband and I to do during the day on my birthday while we were kid free. Found this museum on google and it was free so thought it was worth the visit. All the staff were super...More

Date of experience: October 2018
Thank Erika O
Reviewed 24 September 2018

I'm a hacker type of person and the things on display and the clever adaptation of technology is amazing. Yes, it's a lot of old school technology but you can't expect them to give away today's secrets. That's why we have politicians and the media...More

Date of experience: October 2017
Thank lenpelectdiv
Reviewed 23 September 2018 via mobile

Most of the things here are very historic. You heard about these things as a youth but here you get to see and touch the machines and gadgets that you heard about. I realized that there were a lot of very smart people back then...More

Date of experience: September 2018
1  Thank roncalilove11
Reviewed 17 September 2018

If you go see if you can have docent tour. Docent we had had an incredible knowledge of the story behind deciphering the Nazi enigma machine. It was fascinating.

Date of experience: September 2018
Thank Marcia B
Reviewed 29 August 2018

This museum had been on our bucket list for some time. The museum is relatively small, but the compact nature of the building works. When we arrived they asked if we wanted a personal tour and we said yes. I would highly recommend this because...More

Date of experience: August 2018
1  Thank Duane M
Reviewed 28 August 2018

I went to the National Cryptological Museum with my 23-year old son. We both enjoyed it and stayed about 2-1/2 hours. We have different museum styles. When young, my kids always hated that I'm the type of museum-goer who reads every placard and looks at...More

Date of experience: April 2018
1  Thank JustHavingFun7
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Questions & Answers
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Maureen B
17 December 2014|
AnswerShow all 4 answers
Response from Jerandnanc | Reviewed this property |
I do not park busses but there seemed to be plenty of parking in their lot. The lot is adjacent to the museum.