Alchemy Trail
Step into London's medieval past.
↑ Tower Hill Station
Decode a secret message and uncover the mole — but whose side are you really on?
Intelligence is knowing whom to trust.
Navigate the hidden corridors of British power, decode encrypted signals, and identify the double agent before they blow your cover. Trafalgar Square and Westminster have never felt more suspicious. A story-rich spy caper that will make you look twice at every stranger on the street. Do you have the nerve for it?
Westminster has always been where power hides in plain sight — the gentlemen's clubs, the anonymous government buildings, the park benches where, in another era, dead drops were made. Your mission uses these real locations as its backdrop. The story is fiction. The streets are real. And the city's actual intelligence history — which is considerably stranger than most spy novels — is woven through every stage of the trail.
★★★★★"Genuinely tense — we were whispering to each other by stage three and checking if anyone was following us."
★★★★★"Best thing we've done in London. We actually felt like spies. The final reveal is outstanding."
Still deciding? Here's what else is on offer.