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Turn the streets of Portsmouth into a 'whodunnit' treasure hunt adventure!
Discover Portsmouth's amazing history and secret hidden gems
Combine your skills to crack the clues and unravel the epic tale
Experience a one-of-a-kind adventure to treasure with your friends
Includes five historic taverns en route
On Nelson's last day on dry land, he stored a valuable diamond necklace in an old Portsmouth tavern. But that night.. someone snatched it! Was it stolen for money? Or an act of revenge? Nobody knows. But the villain left a trail of clues, and this is where you come in...
The pages of your Mystery Guide™ take you on an exciting puzzle adventure through the heart of Portsmouth, as you follow the maps, unlock the clues, and unravel the epic tale. Plus, an exciting twist awaits…
Make it to the end and you'll be struck by an amazing 'wow' moment when the case is solved and the villain is revealed before your eyes! Simply grab your Mystery Guide™, head to the start, and set off at a time that suits you.
Don't let the villain get away... Your time to start is now!
This is a self-guided tour, the 44-page guided activity booklet can be collected from behind the bar at The Dolphin pub at any time between 12pm and 8pm when showing your payment receipt. Address: 41 High St, Portsmouth PO1 2LU.
Details:
Walking distance: 3km
Duration: 2-3 hours
Please note: bank holidays may affect opening hours.
Book Tickets
Guide Prices
Ticket Type | Ticket Tariff |
---|---|
Mystery Guide | £19.99 activity |
Note: Prices are a guide only and may change on a daily basis.
TripAdvisor

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Recent Reviews:
- Karen DFun day discovering a new city.Wednesday, 30th April 2025We've just done the Chester mystery adventure - so much fun! What a great way to discover the city . So many places to see and putting a pub stop in , halfway round, was perfect for today's... Read full review
- Andrew CGreat Mystery ExperienceThursday, 1st May 2025We did the Fleet Street Holy Grail mystery and it was excellent. Took us to lots of places we would never have found and things we would just have walked past. The clues were great and the additional... Read full review
- Rob BLeicester - fab Mystery Guide tourThursday, 1st May 2025Excellent Mystery Guide around Leicester. Good laugh, great route and a lot of fun. This is the second one this year and we will do more. Read full review
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