unloccity
A LITTLE CURIOSITY GOES A LONG WAY.

London.
One clue at a time.

Choose a walking trail. Solve clues to unloc each next stop.

8 trails · London

Illustrative images · check trail details before visiting.

A diverse group on a twilight walking tour outside St Bartholomew-the-Great in London.
LondonGhosts & mysteries

Shadows of the City

55–70 min 1.7 km 4 stops

Suggested 10+ · atmospheric & eeriePaved alleyways · level walking

Free · outdoor public route

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How it works

A walk with a plot twist.

No player accounts, no invasive apps. Just real places, clever puzzles, and city stories waiting to be unlocked.

  1. 01

    Choose a trail

    Check duration, access and admission, then download before you go.

  2. 02

    Follow the clues

    Check in and solve each puzzle to reveal the next stop.

  3. 03

    Keep your discoveries

    Your score, progress and badges stay on this device.

No player account needed. Your location and gameplay stay on your device.