A salon that opens at midnight

Mystery
Files

Twelve real historical enigmas wait in a closed 1920s salon. Pull a file from the shelf, sort the facts from the legends, and read it the way a detective would.

Download on the App Store Open the files

12historical enigmas

30logic riddles

3detective cases

1file a day

Historical mysteries

Real files. Unsolved.

Every statement carries a tag. Facts link to their sources; theories and legends are shown as exactly that.

15th century

The Voynich ManuscriptA 240-page book in a script nobody can read, full of plants that do not exist.

2nd century BCE

The Antikythera MechanismA corroded lump of bronze turned out to be a 2,000-year-old geared astronomical calculator.

1587–1590

The Roanoke ColonyAn English settlement found deserted, with a single word carved on a post.

400 BCE – 500 CE

The Nazca LinesGiant lines and animal figures scratched into a desert by people who could never see them whole.

3000–1600 BCE

StonehengeA ring of giant stones raised over a thousand years by people who left no written word.

1908

The Tunguska EventSomething exploded over the Siberian taiga and flattened forest across two thousand square kilometres.

Logic puzzles

Ask yes or no. Then answer.

Thirty short riddles, from easy to fiendish. Ask the salon yes-or-no questions, and solve it with as few as you can for all three stars.

Three tiers of difficulty
A new file every day, with a streak to keep

Detective cases

Three cases, chapter by chapter

The Lighthouse Key, The Family Recipe and The Violin Before the Premiere. Question the suspects, pin the evidence and name the culprit.

Suspects, chapters and a final verdict
Evidence goes straight into your notebook

Your desk

Your notebook, your verdict

Pin what matters, earn badges, and rise from Salon Guest to the head of the salon. Cast your verdict on each mystery and see where you stand.

The salon is open

Free on iPhone and iPad.