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Old Portsmouth Self-Guided Pub & History Treasure Hunt: Nelson's Stolen Diamonds

Mystery Guides

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Turn the historic streets of Old Portsmouth into the world's largest escape room with this self-guided treasure hunt tour!

18 clues to solve, 5 pubs to discover, and one elusive diamond thief to catch!

On Horatio Nelson's last day on dry land before joining his ship to fight in the Battle of Trafalgar, he stored a valuable diamond necklace in a chest in one of Portsmouth many taverns for safekeeping. That night, the tavern was broken into and the necklace was stolen. You must solve the clues, eliminate suspects, and return to the scene of the crime to get to the bottom of this historic mystery. This treasure hunt is the best way to see the key historic sights of the city, visit its most atmospheric taverns, and soak up true local stories of its most notorious characters and places.

What You'll Get


Discover tales of drunkenness, murder, and treason as you hunt the historic streets & taverns of Old Portsmouth for a mysterious diamond thief in this self-guided pub crawl treasure hunt.

Simply collect your 44-page colour activity booklet from Portsmouth's oldest pub (The Dolphin) and begin your search for the diamond thief.

Along the way you will discover Portsmouth's most historic sights, most atmospheric taverns, and learn stories of its most legendary characters and events.

- Walking distance: 3km
- Duration: 2-3 hours

- 20% off food in The Bridge Tavern.
- 15% off food & drink in The Wellington pub.
- 10% off food & drink in The Dolphin pub.

Stop At:

• Hotwalls Studios, Point Battery and Barracks, Broad Street, Old Portsmouth, Portsmouth PO1 2FS England
• Portsmouth Cathedral, High Street, Portsmouth PO1 2HH England
• The Round Tower, Broad Street., Portsmouth PO1 2JE England
• Royal Garrison Church, Penny Street, Portsmouth PO1 2NJ England

Additional Information

  • Confirmation will be received at time of booking
  • Wheelchair accessible
  • Stroller accessible
  • Service animals allowed
  • Near public transportation
  • Transportation is wheelchair accessible
  • Surfaces are wheelchair accessible
  • Not recommended for pregnant travelers
  • No heart problems or other serious medical conditions
  • Travelers should have a moderate physical fitness level
  • This is a private tour/activity. Only your group will participate
  • 44-page colour activity booklet containing all puzzles, clues, and maps
  • 20% off food in The Bridge Tavern
  • 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

  • Alcoholic Beverages
  • Guide

Departure Point
The Dolphin, 41 High St, Portsmouth PO1 2LU, UK

Departure Time
11/22/2019 - 3/22/2021
Monday:11:00 AM - 11:00 PM
Tuesday:11:00 AM - 11:00 PM
Wednesday:11:00 AM - 11:00 PM
Thursday:11:00 AM - 11:00 PM
Friday:11:00 AM - 11:00 PM
Saturday:11:00 AM - 11:00 PM
Sunday:12:00 PM - 11:00 PM

2 hours 30 minutes

Return Details
Returns to original departure point

Voucher Info
You can present either a paper or an electronic voucher for this activity.

The tour identified in this promotion is made available through Viator. Groupon is not affiliated with or sponsored by the Mystery Guides in connection with this deal. Please contact Groupon customer service for all inquiries related to this offer. Inquiries placed to Viator will be directed back to Groupon.

This offer is not eligible for promo codes.

The Fine Print

14-day cancellation rights do not apply; no refunds or exchanges permitted. Voucher valid only for date and time listed; may not be exchanged or redeemed for other dates. Purchaser name and phone number must be provided at checkout; this information will be shared with Viator and the tour operator for purposes of order fulfillment. Groupon promo codes may not be used for this offer. Groupon voucher Terms of Sale do not apply. See the tour operator's terms and conditions for this offer here.