
Let's Play

Welcome, young explorer!
The world is in danger, and only a secret code can activate the time decoder that can save it. This code consists of nine digits, each hidden behind a riddle to solve. Are you ready to take on the challenge?
Interactive game in Wasserbillig
Stations to discover
The 10 stations are spread throughout the village of Wasserbillig. Each station deals with a topic related to history, the environment, your direct surroundings.
How does it work?
1. Visit the stations: Each station presents you with a riddle. This riddle is related to a topic concerning Wasserbillig or the immediate environment around you.
2. Solve the riddle: Use your observation skills and engage your brain. Logical reasoning will help you find the answer.
3. Find the number: Each answer gives you a digit of the secret code.
4. Repeat the process: Keep going until you have all nine digits.
5. Activate the Decoder: Once all the riddles are solved and the nine digits are collected, it’s your turn to decrypt the mystery word hidden behind the secret combination at the 10th station!
Mobile app
The mobile app Letztrail guides you from one station to the next throughout the entire journey. It provides key information to help you solve each riddle and find the correct clues. Make sure your smartphone is charged for the duration of the game. A good internet connexion is necessary.
Duration
Expect to spend around 2 to 3 hours to complete your mission. You can go at your own pace, but remember: time is running out!
Ready to take on the challenge?
Put on your sneakers, grab your smartphone, and dive into this exciting adventure. The world is counting on you!
Rules and Terms
