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September 1944: Decipher coded messages and uncover the hidden evacuation route that saved British paratroopers from encirclement at the John Frost Bridge.
📱 1 to 10 phones · 1 team per phone · Independent codes
Operation Market Garden has collapsed
You are a British reconnaissance agent, sent to Arnhem in September 1944 to retrace the steps of Lt.
-Col. Frost's battalion. Your mission is to understand the evacuation from besieged
Follow the trail of the Battle of Arnhem, from the ruins of John Frost Bridge to the secret headquarters where 10,000 British paratroopers wrote one of the most heroic pages of September 1944.
You're not just buying an escape game. You're carrying a living guide — historical anecdotes, forgotten legends, key monuments, hidden architecture — unfolding as you go.
At each stop, places ordinary guides miss — secret façades, sculpted crests, alleys steeped in history.
Every riddle is rooted in a real historical fact or local legend. You leave with dozens of stories to tell.
Learn to read buildings — flamboyant Gothic, Baroque, Art Deco — like a real art historian, while having fun.
Walk through the city like a novel's character — every alley becomes a stage, every square a theatre.
A voice walks with you at every step, tells the story of each place, reads clues, adds a cinematic feel.
Keep access to the guide & game for 1 year. Come back any time, share it with friends.
« You will not leave this city the way you entered it. »
Explore the city on foot solving puzzles based on real historical facts. No locked room — the city is your playground.
No app to download. Play directly from your browser. Guided step by step, at your own pace.
One purchase per phone is enough. Play with family, friends or as a couple — everyone participates.
Point your phone at the façade: a historical character appears and speaks to you in your language. Golden letters magically write themselves on the wall to reveal the puzzle answer.
Stuck? Progressive personalised hints. The character repeats the puzzle on demand — at your own pace.
French, English, German, Spanish, Italian + 27 other languages auto-translated by AI.
Places tied to your adventure — optional entries, totally up to you · per person
« Hold fast »— Official motto of the city of Arnhem
Arnhem entered history on September 17, 1944, when 10,000 paratroopers from the 1st British Airborne Division landed in Oosterbeek to capture the Rhine bridge. Your mission begins at John Frost Bridge, this 658-meter bridge rebuilt in 1977 after its destruction during the battle. Lieutenant-Colonel John Dutton Frost established his heroic defense here with 600 men, holding for 4 days against German armor. Bullet impacts on surrounding facades still testify to the intensity of combat that made this bridge the most contested objective of Operation Market Garden.
Airborne Plein reveals the scale of British sacrifice in this Gelderland battle. This square commemorates the 1,485 dead from the 1st Airborne Division, fallen between September 17 and 26, 1944. The free Airborne at the Bridge museum, open 10am-5pm, reconstructs a paratrooper's journey through interactive installations. You discover how Major-General Roy Urquhart, division commander, organized resistance from the former Hartenstein villa, transformed into an improvised headquarters under constant bombardment.
The Provinciehuis Gelderland, seat of provincial government since 1929, hides secret archives of the Dutch Resistance. This neo-Renaissance building constructed between 1927 and 1929 at Markt 19 served as German command post during occupation. Its cellars sheltered Wehrmacht staff maps, seized by British paratroopers during their advance toward the city center. The walls of this administrative palace witnessed the evacuation orders that sealed Arnhem's fate, when the city definitively fell under Allied control on September 26, 1944.
Arnhem's Grote Kerk, Gothic church erected between 1422 and 1560, still bears the scars of September 1944 bombardments. Its 80-meter tower, visible from John Frost Bridge, served as an observatory for British snipers during the siege. Restored after the war, this church at Markt 21 sheltered wounded from both sides in its naves transformed into field hospitals. The neighboring Duivelshuis, a 1545 Gothic mansion adorned with 7 carved devils, was the silent witness to this urban battle that transformed Arnhem into ruins before its renaissance.
Your journey ends on Rijnkade, this Rhine promenade where the last British paratroopers attempted their nocturnal evacuation toward Allied lines. From this quay, you survey the 1.5 km of your historical investigation, from the heroic bridge to civilian monuments marked by war. This ~165-minute walk through Arnhem reveals how a Gelderland city became the symbol of European resistance, where every stone tells the story of those 9 days that changed the course of World War II in Western Europe.
8 stages through the city
The gameplay: AR, camera, hidden clues
At each stop, open your phone camera: an augmented reality character appears on the façade and speaks your language. Hunt the clue — it materializes as golden letters on the real wall or floats in front of you. When you find it, the phone vibrates, an AR chest opens and reveals your answer fragment. 8 stops, 8 clues to find with the camera, 1 final code.
The stops on your route are a surprise. You'll discover them one by one, guided by your phone, starting from the meeting point.
One phone = one team. Pick the number at checkout (1 to 10).
Solo, or a group sharing the screen. One team, one code.
Family, couple, or 2-3 teams competing. Each phone has its own code and its own score.
Friends, bachelor/bachelorette, small office outing — each their own code, each plays at their own pace. Tiered pricing then €6 flat per phone from the 6th.
Ready to live this adventure?
Get my code · 12€No calendar booking. Code sent immediately by email.
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Relive the crucial days of the Battle of Arnhem, with authentic facts and locations.
Step into the role of a liaison agent and outwit enemy counter-intelligence to save lives.
Explore the iconic sites linked to the Arnhem Bridge, which became a symbol of heroism.
Decipher the secret plan. Change the course of history.
Arnhem, September 1944. Every minute counts.
OddballTrip combines gamified play, augmented reality and AI. All our competitors deliver 1 or 2 of these angles. We deliver all 5.
A golden chest floats in front of the monument. Tap → opening animation → reveals a secret message.
Point your phone at the façade: a knight, witch, monk, sailor, detective or ghost appears full-screen and speaks to you in your language with their dedicated ElevenLabs voice (each character has their own unique voice) — your living guide.
At the puzzle climax, golden letters magically write themselves on the real wall — that's the puzzle answer. An unforgettable visual effect.
Every puzzle available as text AND voice-over: read at your own pace or listen eyes-free while walking. Great in groups and for accessibility.
A mini-radar shows the target even behind you, and the phone vibrates when you aim in the right direction.
Every puzzle weaves in real historical facts (architecture, era, anecdotes). You learn by playing — like a gamified audioguide.
3 levels of AI-generated help: vibe → where to look → answer format. You're never stuck.
At the end of the game, capture a selfie with OddballTrip banner + mascot, shareable on Instagram, TikTok.
PWA technology: open the link, it plays in your browser. Same quality as an app, no App Store hassle.
No, never. You get a link, you click, it plays in your browser. That's the point of a PWA: same as an app, without the hassle.
GPS yes (handled by your phone). Maps yes (tiles cached). AI and hints need an intermittent 4G connection.
1 h 30 to 2 h 30 depending on your pace. The timer runs but only for the leaderboard — you play at your own tempo.
You get 3 levels of hints per puzzle (increasing penalty). If truly stuck, you can skip the step (45-min penalty but you keep going).
From 12 without an adult, from 6 with an adult reading puzzles. Works for families, couples, friend groups, companies.
Pre-register or contact us — we'll email you as soon as your city is live.
Point your phone at the façade: a historical character appears full-screen and speaks to you in your language. At the puzzle climax, golden letters magically write themselves on the real wall — that's your answer. After each puzzle solved, a treasure chest floats in front of you. Seeing is believing.
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Follow the trail of the Battle of Arnhem, from the ruins of John Frost Bridge to the secret headquarters where 10,000 British paratroopers wrote one of the most heroic pages of September 1944.
1 purchase = 1 phone. Play several on the same device.
No calendar booking. Code sent immediately by email.
🔒Secure payment · Code in 5 min · Free cancellation
🪙+24 TripCoins granted with your booking
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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
12€. Expérience souterraine 'Airborne Experience' qui simule l'intensité des combats de septembre 1944 dans l'ancien QG britannique.
5€. Montée des 80 mètres de la tour gothique pour un panorama sur le champ de bataille d'Arnhem et le Rhin.
18€. Cuisine traditionnelle de Gelderland dans une ancienne église, spécialité de ragoût de gibier aux airelles rouges.
22€. Navigation de 90 minutes avec commentaires sur l'Opération Market Garden depuis la perspective des évacués civils.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.