Difficulty level:
Recommended age: 12+
Playable via the Level Adventures-application any time you want!

Our first outdoor escape game now playable via Level Adventures app. Read more at!

Finland’s first nuclear reactor is located near Trap Factory in Otaniemi, Espoo. The research reactor, FiR 1, was started in 1962 and the dismantling of it started in 2019. Not everything went according to plans, and help is needed now, to stop the disaster. Can your team be the help needed?

Please note! At the moment the game is available only in Finnish in the app. Don’t hesitate to contact us if you wish to play the game in English or to book multiple games to happen at the same time with alternative routes. We can make it happen!

info(at) / +358505351567.


Meltdown is an adventure -type game that is played outdoors, via a mobilephone application. The game is played by solving riddles and completing puzzles around Otaniemi, Espoo. Estimated duration of the game is two hours but you may play the whole day if you wish. The game is played completely by moving outdoors (about 3 km) so dress accordingly to the weather. Bring along at least one smartphone with full battery, and with Level Adventures-app installed. But we recommend for each player to have their own device and application. Bring an extra battery along if you have one.

The price of the game is 60€/team. If you wish to book multiple games contact us info(at) / +358505351567.

Recommended minimum age is 12 years, younger players are welcome when there is  at least one adult team member. Some of the puzzles are hard to solve. The game is suitable for people of reduced mobility, but note that the route is quite long.