The Mystery of Nelson's Stolen Diamonds

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About

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 TypeTicket Tariff
Mystery Guide£19.99 activity

Note: Prices are a guide only and may change on a daily basis.

TripAdvisor

TripAdvisor

TripAdvisor Traveller Rating:

4.9 of 5 stars
    • Excellent
      1712
    • Very Good
      124
    • Average
      23
    • Poor
      9
    • Terrible
      8

    Recent Reviews:

    • Sarah B
      Readings Ringmasters Whip
      5 of 5 stars
      Saturday, 26th April 2025
      Would definitely recommend well worth the price . Will definitely do an other x great time had by all. Made you look at things in Reading that you never knew was there . Can you do one in Newquay... Read full review
    • LauraTBristikmm
      Bristol, United Kingdom
      Trip Type:
      Family
      Problems at the Hatchet Inn
      3 of 5 stars
      Sunday, 27th April 2025
      We enjoyed this apart from going to the Hatchet Inn. The guide (Bristol) led us to the Hatchet Inn and they did not want our kids(12 and 15) there at all. We got told to leave even though my husband... Read full review
    • Jack H
      Goes, The Netherlands
      Trip Type:
      Family
      Fun day out
      5 of 5 stars
      Tuesday, 29th April 2025
      A great fun day out in York. Great Birthday treat for my daughter. Would recommend this to anyone with patience and a fun loving walking experience. Weather was perfect which helped. Already bought... Read full review

    Map & Directions

    Video

    • Discover Mystery Guides

    Portsmouth Treasure Hunt: The Mystery of Nelson's Stolen Diamonds

    Type:Walking Tour

    Starts at the Nelson Statue, Old Portsmouth, Hampshire, PO1 2ND

    TripAdvisor Traveller Rating

    TripAdvisor Traveller Rating - 1876 reviews1876 reviews

    Opening Times

    The Mystery of Nelson's Stolen Diamonds (1 Jan 2025 - 31 Dec 2025)

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