HiddenCity presents

An immersive adventure
across London

Solve a trail of clues on an
adventure
into the world of
a criminal mastermind


Professor James Moriarty invites you to celebrate the finest minds of London by solving his challenge, which he has personally prepared. Your goal is to find his safe house. Succeed and he’ll present you with an offer you won’t refuse...

Solve the
professor's
riddles & puzzles

Journey through London in search of his safehouse

£19 per player

"Perfect...
A slam dunk"

Huw Fullerton,
Radio Times

Players rate
Moriarty's game

4.6 out of 5
Based on 271 player responses

£19 per player