Collect Secrets IRL!

Explore cities like an Open World video-game: collect secrets, unlock neighbourhoods, complete quests. IRL or virtually!

Join 1,898 explorers!
Map of hidden stories in an Amsterdam neighborhood

Last update :
Letters from Lindy + Better Fast-Travel!

Features

Collect secrets

1. Collect secrets

Learn about local history by finding 1000s of secret stories around you IRL.

Travel Virtually

2. Travel Virtually

Or fast-travel to anywhere virtually, to scout an area or to travel somewhere faraway.

Reveal neighbourhoods

3. Reveal neighbourhoods

Reveal a detailed 3D map of the city, one neighbourhood at a time.

Complete Quests

4. Complete Quests

Complete themed Quests to help Lindy with their research, and unlock conclusions.

Supports Apple Watch

5. Supports Apple Watch

Perfect if you have an Apple Watch - no need to take out your phone then!

Social leaderboard

6. Social leaderboard

Compete with other users about who can find the most secrets!

Available Cities

Map of Amsterdam

Amsterdam

Amsterdam dammed a river, welcomed refugees, then got rich running world trade. Help me find who paid for all that.

323 Explorers
Map of The Hague

The Hague

The Hague, a hunting camp, ran a republic, then judged wars. Help me find why city rights came so late.

114 Explorers
Map of Utrecht

Utrecht

Bishops ruled Utrecht, rivals grabbed the trade, then trains came anyway. Help me find why everyone still stops here.

69 Explorers
Map of Leiden

Leiden

Leiden drowned its fields, won a university, and wove fortunes from wool. Help me discover why cloth became books.

64 Explorers
Map of Berlin

Berlin

Berlin went from swamp market to empire boss, then split in two. Help me find why people kept arriving anyway.

63 Explorers
Map of Haarlem

Haarlem

Fire and hunger broke Haarlem, then refugees came and money followed. Help me find out why they stayed.

43 Explorers

Android?

The app is coming to Android soon! Sign up to get early access.