Turn Romberg Park in Dortmund into your playing field with this smartphone game. Immerse yourself in this interactive experience as you communicate with the game through n encrypted messenger service. Solve puzzles to unlock information and collect an award at the end of the game. 

Download the app on your smartphone and head to the starting point of the game. Simply press 'start' to begin your adventure through this tranquil greenspace. Walk down small paths to uncover hidden parts of the park. 

Feel the thrill of answering tricky questions as you make your way to the lake or the Rombergpark Botanical Garden. Master all the tasks in the game to receive a summary of your game and a code that will allow you to unlock your digital reward.