Reviewed · BRUSSELS TOURS
Discover Leuven while playing! Escape game – The alchemist
The best part of The Alchemist is that Leuven becomes your game board. Instead of sitting in a locked room, you follow a witchcraft mystery through the city, meeting the story’s witnesses through your phone and solving their puzzles as you go. You play an alchemist trying to learn why Josyne was accused, then decide if you will defend her or support the charge.
I like the flexible timing, since you can begin at almost any hour, and the low group price. Up to six people can play for $23.65, making this a particularly good deal for a family or small group. I also like the mix of a light city tour and a story with a real choice at the end.
The main drawback is the phone-based format. A small screen can be hard to share while walking, and one participant, Cécile, specifically wished for a tablet for better visibility. A tablet can be used, but the app is still being improved for that format.
Key points about The Alchemist in Leuven

- A witchcraft mystery in the streets: Investigate Josyne’s accusation by solving puzzles linked to the story’s witnesses.
- A flexible two-hour activity: Start anytime from midnight to 11:30 p.m., instead of meeting at one fixed departure time.
- A strong group value: The $23.65 price covers up to six people, not each individual.
- A private city game: Only your own group participates, with no strangers added.
- A smartphone-led experience: You need to supply a charged smartphone, or use a tablet if preferred.
- A lasting booking window: Your game remains valid for up to three years, and 24/7 online support is included.
Starting the mystery at De Bruul Park

Your starting point is De Bruul Park on Raoul Claesstraat in Leuven. This is also where the activity ends, so you do not need to arrange a second pickup point or find your way back from another part of the city.
The game is self-guided rather than led by an in-person guide. Once you are ready, your group uses the game application to begin the investigation. That gives you more control than a standard walking tour, but it also means you are responsible for keeping the group together, reading the instructions, and managing your phone battery.
Because the start time is so flexible, you can fit The Alchemist around a museum visit, meal, or train schedule. You can access the game for two hours at any point between midnight and 11:30 p.m. The unusually broad window is useful, though midnight access does not mean every hour will feel equally practical. For most people, daylight or early evening will make it easier to walk and see the city around you.
The game is offered in English. That makes it a straightforward choice for international visitors, though every member of your group should be comfortable reading instructions and solving clues in English.
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Following Josyne’s witchcraft accusation
The story begins with a strange accusation against a villager named Josyne. Your role is to investigate the reasons behind the charge, rather than simply accept the accusation as fact.
The game builds its route around a series of witnesses. Each one gives you another piece of the story and another puzzle to solve. The information provided does not list every stop or puzzle type, so you should expect a guided sequence of story challenges rather than a fixed sightseeing route with named monuments.
That distinction matters. The Alchemist is best understood as a playful way to see Leuven, not as a traditional history tour. You may pass through city streets and gain a sense of place, but the main goal is to follow clues and make progress in the mystery. If you want a detailed explanation of Leuven’s architecture or past from a human guide, this is not the right format.
I like the basic setup because it gives an ordinary walk a purpose. You are not just moving from one point to another. You are looking for the next piece of evidence, discussing what a witness has told you, and deciding how it affects Josyne’s case.
The final choice gives the activity a little more weight than a simple list of puzzles. You must decide if you will defend Josyne or support the accusation of witchcraft. That choice makes the group talk through the evidence and gives the ending a personal touch.
Solving puzzles with your own group

The activity is private, so only your group takes part. That is a real advantage for families, couples, and friends who want to solve clues at their own speed without waiting for strangers.
A group of six is the maximum. For a full group, $23.65 works out to less than $4 per person, which is excellent value for a two-hour activity. For two people, the per-person cost is higher, but the total price remains modest compared with many guided city activities.
The group size also affects how enjoyable the puzzles feel. With six people, you can divide the work and compare ideas, though everyone may not see the phone clearly at the same time. With two or three people, it is easier to keep everyone involved and make decisions together.
The app is central to the experience. Your smartphone is not supplied, and neither is its battery, so arrive with a fully charged device. A portable charger would be sensible, though the supplied information does not state how much battery the game uses.
One practical issue deserves attention: visibility. A smartphone is easy for one person to hold, but less convenient when a whole group needs to read a clue. The experience can be used on a tablet, but the app is not yet fully optimized for that larger screen. If you bring a tablet, treat it as a possible improvement rather than a guaranteed perfect solution.
A city tour with no fixed guide

The Alchemist includes a fun city tour, but it does not promise a guide who explains the sights as you walk. The streets provide the setting, while the application provides the instructions, plot, and puzzles.
That makes the experience more independent than a conventional tour. You can pause to get your bearings, discuss a clue, or take a short break without holding up another group. You also avoid the pressure of keeping up with a guide’s pace.
The trade-off is that you do not have a person beside you to answer questions about Leuven. If you misunderstand a clue, you will rely on the application and the included 24/7 online support. That support is helpful reassurance, especially for a self-guided activity, but it is not the same as having a local guide explain a confusing detail in person.
The activity begins and ends at De Bruul Park. Since the route is presented through the game rather than described in detail in advance, you should think of the route as part of the discovery. Do not book it expecting a complete list of major landmarks or a carefully narrated introduction to the city.
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Timing, validity, and planning your day

The game lasts about two hours. That is long enough to make the activity feel substantial, but short enough to combine with other plans in Leuven.
You have access from midnight through 11:30 p.m. every day during the stated operating period, which runs from April 3, 2021, through March 22, 2027. The broad schedule is one of the strongest practical features here. You can play in the morning, fill a quiet afternoon, or use it as an evening activity.
Your booking remains valid for up to three years. That is unusually forgiving and useful if your schedule changes, though you should still check the exact booking terms for the date you plan to play.
Free cancellation is available if you cancel at least 24 hours before the experience’s start time. Cancellations made less than 24 hours before the start are not refunded, and late changes are not accepted. The cut-off follows local Belgian time, so do not leave the decision until the last minute.
What the price really gives you

At $23.65 per group of up to six, the price is the clearest selling point. You are paying for a private, two-hour urban game, access to the application, online support, and a summary of your adventure with photos at the end.
The value is strongest when several people share the cost. A group of six gets a very inexpensive activity, while a solo participant pays the same group rate. The game is therefore designed more for small groups than for individual sightseeing.
There is no food or drink included. That is not a serious flaw for a city activity, but you should plan refreshments separately. Leuven has plenty of places to stop, yet the activity itself does not provide a break or meal.
The end-of-game photo summary is a nice extra. It gives your group a record of the adventure instead of ending with the last puzzle and nothing else. The supplied details do not explain how many photos are included or what form the summary takes, so think of it as a simple souvenir rather than a professional photo service.
Who will enjoy this Leuven activity

I would recommend The Alchemist to friends, families, and couples who like puzzles but do not want the walls of a traditional escape room. The outdoor format lets you combine problem-solving with a walk through Leuven.
It also suits groups with mixed interests. Someone who is less excited by formal sightseeing may enjoy the mystery, while someone who wants to see the city still gets an urban route rather than an indoor game.
The activity may be less suitable if you want a detailed account of Leuven’s history, a personal guide, or a carefully planned list of famous sights. It is also worth reconsidering if your group dislikes reading from phones or tends to argue over who holds the screen.
For families, participation depends on the children’s ability to follow English instructions and help with puzzles. The activity data says most people can participate, but it does not give a specific minimum age. Use your judgment based on the children in your group.
Service animals are allowed, and the start is near public transportation. Those details make the activity easier to fit into a wider day in Leuven, though no specific transit route is provided.
Should you book The Alchemist?

Book it if you want an affordable, private way to explore Leuven with a clear story and a few hours of shared problem-solving. The flexible schedule and group price make it easy to fit into a busy visit, and the choice between defending Josyne and supporting the accusation gives the ending a useful personal touch.
Skip it if your priority is expert commentary, major landmarks, or a guide who stays with you throughout. Also bring a charged phone and be ready for the screen-sharing issue. For a small group that likes games, the price is hard to argue with. For a solo visitor seeking a traditional city tour, your money is likely better spent elsewhere.
FAQ
Where does The Alchemist start?
The activity starts at De Bruul Park, on Raoul Claesstraat in Leuven, Belgium.
Where does the activity end?
The game ends back at the meeting point in De Bruul Park.
How long does the escape game last?
The activity takes approximately two hours.
What time can I play?
You can access the game at any time from midnight until 11:30 p.m., Monday through Sunday, during the stated operating period.
How many people can join one booking?
Up to six people can participate in one private group.
What language is the game offered in?
The experience is offered in English.
Is a smartphone provided?
No. You must provide your own smartphone and battery. A tablet can also be used, although the application is still being improved for tablet use.
What is included in the price?
The experience includes 24/7 online support, a fun city tour, and a summary of your adventure with photos at the end of the game.
Can I cancel for a refund?
Yes. You can cancel for a full refund at least 24 hours before the experience start time. Cancellations or changes made less than 24 hours before the start are not accepted or refunded.
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