GRAILTRAIL: Quest for the Holy Grail (Self-Guided Adventure Walk)

London, England

2 hours (approx.)

Overview

Set out on an adventure across London in a search for the elusive Holy Grail on this self-guided adventure scavenger hunt tour. Discover hidden details about London landmarks and follow a trail of clues as you race towards a secret location, all the while learning ancient historical facts as you trek through the busy London streets.

Self-guided outdoor scavenger hunt adventure tour through London
Great for trivia lovers: Uncover clues and solve puzzles as you explore
Take a break whenever you like to enjoy a bite to eat or a drink in a London pub
Self-guided tour: Get away from the crowds and explore at your own pace

What's Included

A unique combination of history, mystery and adventure.

Mobile data charges for using the Telegram Messenger app on your phone.

Meeting and Pickup

Meeting point

Paternoster Square, London EC4M, UK
There is no guide to meet you — your guide is your phone and the Telegram Messenger app. After booking, you’ll receive a message with your gamecode. When your team is ready in Paternoster Square, open Telegram, search for SideWalkerBot, and send the message /start to begin.

End point

This activity ends back at the meeting point.

Operating hours

02/08/2024 - 04/07/2027
Monday - Sunday : 8:00 AM - 5:00 PM

What To Expect

Additional Info

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
Travelers should have a moderate physical fitness level
This is a private tour/activity. Only your group will participate

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Cancellation Policy

You can cancel up to 24 hours in advance of the experience for a full refund.

Reviews

5.0

based on 8 reviews

Total reviews and rating from Viator & Tripadvisor

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Great hunt showing some...

Emma_M, Oct 2025

Great hunt showing some of the oldest parts of London that as a local even if never spotted before! Questions are easy but was great for a family of 4 with 2 teens for a bit of fun. A lot of pubs on the way too if you don’t have kids with you 😁