Embark on a city walking tour of Trier and uncover the history behind each turn from your guide. Trace the ancient origins of this city and watch its story unfold around you, from the Roman Porta Nigra to the home of Karl Marx. Meet your guide near the Porta Nigra and start your tour. Built by the Romans as early as 170 AD, the Porta Nigra has become an important city landmark. Learn about Trier's Roman origins and what life was like under Roman rule. Admire architecture from the Middle Ages and see examples of its evolution to the present day. Hear stories and anecdotes of those who made their mark in this historic city, such as the philosopher and revolutionary Karl Marx. See the house where he was born, which is now used as a museum. Let the city tour of Trier take you into a world full of history that still fascinates visitors with its mixture of old and new, elements of antiquity, modernity, and everything in between.

Immerse yourself in the exciting world of Sherlock Holmes by collecting clues as part of a fun smartphone game. Solve the murder of a fictional character with your colleagues, friends, or family, and explore the highlights of Trier, including the Aula Palatina. After downloading the app and entering the code, embark on a unique adventure full of brain teasers, puzzles, and lots of British humor. Become a high-class detective for a day and work alongside Sherlock Holmes. Take as long as you need to tackle this criminal case. Stop to explore the area whenever you wish to, and restart the game when you're ready. Have a blast with your friends or family while you discover iconic sites, such as the Trier Cathedral and the Hauptmarkt. Whilst this game does not focus on interacting with your surroundings nor informing you about it, it is the perfect activity to explore this amazing city in a fun and interactive way. Get ready for a walk through the most beautiful places in the city.

Explore Trier through an unusual, but fun adventure. Take part in an interactive smartphone game with your partner that will help you get to know each other a bit better. Unlock clues to your next destination by taking on tasks and answering tricky and funny questions about each other. Begin your game in the city center and allow the app to guide you from there. You will receive funny instructions about how to move through the area and you can design your own route. Challenge yourself and your partner by acting as a team to solve even the trickiest questions and situations. Enjoy a special outdoor date and create long-lasting memories as a couple. Step away from mainstream areas and traditional tours to focus on creating your own adventure. Take advantage of the bonus tasks and riddles to keep playing even after the game is over. We recommend: Play this outdoor adventure only in a team of two persons.