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Portsmouth Treasure Hunt The Mystery of Nelsons Stolen Diamonds

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About the Activity

The legendary Portsmouth mystery.. Unsolved for 200 years.. Until now. Join the adventure, and turn the streets of Portsmouth into a GIANT outdoor escape room! ✔️ Enjoy a one-of-a-kind adventure to treasure with your friends ✔️ Combine your skills to crack the clues & unravel the epic tale ✔️ Discover Portsmouth's amazing history & hidden gems On Nelson's last day on dry land he stored a valuable diamond necklace in the safe of an old Portsmouth tavern, but that night a thief broke in & snatched it! Was it an act of revenge? Nobody knew. But the villain left a trail of clues.. And this is where you come in. Your challenge is to track down hidden objects, decode symbols, and uncover hidden messages, as you eliminate suspects & gradually unravel the crime. And an exciting twist awaits.. Make it to the end and you'll be struck by an amazing ‘wow’ moment when the case is solved & the villain is revealed before your eyes! Don’t let the villain get away.. Your time to start is now!
2 hours 30 minutes
Private Tour
Instant Confirmation
Mobile ticket

Availability and Prices

Free cancellation up to 24 hours before the experience starts (local time)
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Inclusions & Exclusions

15% off food & drink in The Wellington pub
10% off food & drink in The Dolphin pub.
Full of amazing local history stories
5 traditional taverns en route
44-page colour activity booklet containing all puzzles, clues, and maps
Food and drink : Alcoholic beverages. Alcoholic Beverages

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Travel Itinerary

Begin your adventure at Portsmouth's oldest pub 'The Dolphin', and embark on a quest to unravel the mystery of Nelson's Stolen Diamonds! The pages of your Mystery Guide™ take you on an exciting puzzle adventure through the heart of historic Portsmouth, as you follow the maps, unlock the clues, and unravel the epic tale. On your adventure you will discover Portsmouth's amazing hidden history, visit its most atmospheric taverns, and soak up legendary stories of the city's most notorious scoundrels! And an exciting twist awaits… 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! - Walking distance: 3km - Duration: 2-3 hours Includes: - 15% off food & drink in The Wellington pub. - 10% off food & drink in The Dolphin pub. View Location

Activity Locations

Hotwalls StudiosPoint Battery and Barracks, Broad Street, Old Portsmouth, Portsmouth, United Kingdom, PO1 2FS
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Portsmouth CathedralHigh Street, Portsmouth, United Kingdom, PO1 2HH
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The Round TowerBroad Street., Portsmouth, United Kingdom, PO1 2JE
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Royal Garrison ChurchPenny Street, Portsmouth, United Kingdom, PO1 2NJ
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Meeting and Pickup

Starting point

1
This is a self-guided tour, the 44-page guided activity booklet can be collected from behind the bar @ The Dolphin pub at any time between 12pm and 8pm when showing your payment receipt: 41 High St, Portsmouth PO1 2LU. View Location

End point

1
This is a self-guided tour, the 44-page guided activity booklet can be collected from behind the bar @ The Dolphin pub at any time between 12pm and 8pm when showing your payment receipt: 41 High St, Portsmouth PO1 2LU. View Location

Pickup details

Customers must make their own way to and meet at the start point
  • Travelers CANNOT choose a custom pickup or meeting location.

Additional Information


Ticket Details

Ticket Redemption

No redemption point. This is a direct entry ticketThis is a self-guided tour, the 44-page guided activity booklet can be collected from behind the bar @ The Dolphin pub at any time between 12pm and 8pm when showing your payment receipt: 41 High St, Portsmouth PO1 2LU. Please be aware of the following points: 1. Bring a pen with you as you will need this to eliminate the suspects. 2. The stated route between clue 2 and 3 is currently obstructed due to building work. Rather than heading through the tunnel, return to the statue of Nelson, and walk in the direction that he is facing (towards the sea). Turn right, and continue until you see a large stone building known as the Square Tower.

Cancellation & Refunds

Cancellable up to 24 hours before the travel date (local supplier time) for a full refund. A 100% cancellation penalty applies for cancellations submitted less than 24 hours before the start time.

Reviews from Travelers

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136 Reviews
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Operated by Mystery GuidesCreated on 21 Nov 2019Created on 18 May 2025
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