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Decipher Brian Boru's hidden legacy in Limerick's medieval heart. Solve the Viking cipher to thwart an ancient curse threatening Ireland's sovereignty.
📱 1 to 10 phones · 1 team per phone · Independent codes
In 1014, High King Brian Boru triumphed over Viking invaders at Clontarf, but his final secrets were entrusted to Limerick's medieval stronghold
You are a loyal royal archivist, tasked by the High King of Munster, Donal Mór Ó Briain, in late 12th-century Limerick.
Your mission is to decipher
Dive into the heart of Limerick, where Norman fortresses and ancient treaties forged the soul of Ireland.
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
« There is no strength without unity »— Official motto of the city of Limerick
Your journey begins at King John's Castle, a Norman sentinel on the north bank of the Shannon. This fortress, with walls reaching 20 meters high and cylindrical corner towers 16-18 meters in diameter, was the scene of the 1642 siege and occupied by Cromwell's troops in 1651. The multimedia interpretation center, opened in 2013, traces the history of the High Kings of Ireland, immediately immersing you in the context of your mission in Limerick Medieval Quarter. Here you will decipher the first clues left by Donal Mór Ó Briain, who was chief of the High Kings of Munster.
Cross Thomond Bridge to reach the Treaty Stone, an engraved limestone block commemorating the Treaty of Limerick signed on October 3, 1691. This treaty, which marked the end of the Siege of Limerick (1690-1691) and the Williamite War in Ireland, granted rights to Irish Catholics. Legend says the treaty was signed on this stone, though its terms were later violated by the English Parliament in 1697. Here you will interpret the secret clauses of this historical document, essential to understanding the power struggles in Munster.
Continue to St Mary's Cathedral, founded in 1172 by King Donal Mór Ó Briain himself, on the site of a 12th-century royal palace. This medieval Gothic cathedral, with its 23-meter long nave and Norman-era choir, is the only one in Ireland to have preserved these elements intact. It houses the tombs of Munster nobles and 19th-century stained-glass windows depicting the history of the High Kings. The symbols carved in stone and the stained-glass windows will guide you to crucial information about the alliances and betrayals that marked Ireland's historical heritage.
Next, explore Nicholas Street, a 13th-century cobbled street, the heart of Limerick's medieval quarter. Lined with 16th to 18th-century limestone buildings, it was the historic seat of the merchants' guild and municipal administration since 1197. In this maze, you must find traces of an old hidden message, perhaps in one of the restored buildings, such as the one housing Escape Limerick at 14/15 Nicholas Street. The River Shannon, Ireland's longest river, which you will cross via Sarsfield Bridge (1835), has always been a strategic border, under the control of the High Kings and defended by figures like Patrick Sarsfield.
Your quest will finally lead you to the Hunt Museum, housed in King's House, an 18th-century Georgian building. This museum, opened in 1997, holds 2,000 medieval, Renaissance, and modern art objects, including the 12th-century Saint-Laud crucifix and coins from the Munster kingdoms. Here you will find the final pieces to understand Donal Mór Ó Briain's legacy and the impact of his reign on Limerick. People's Park, created in 1877 and home to the statue of William Smith O'Brien, leader of the 1848 Rebellion, offers a space for reflection on the struggles for independence and union, illustrating Limerick's motto: "Ní neart go cur le chéile" — There is no strength without unity. This immersion in Limerick's history will offer you a unique perspective on the High Kings of Ireland and the events that shaped Munster.
5-10 curated sites across the territory
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?
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Trace Brian Boru's journey from clan leader to High King of Ireland.
Discover the strategies and battles that forged Brian Boru's legend.
Follow the dream of a united Ireland under one ruler.
The past guides the path to greatness.
Reveal the legacy of a High King.
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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Dive into the heart of Limerick, where Norman fortresses and ancient treaties forged the soul of Ireland.
1 purchase = 1 phone. Play several on the same device.
No calendar booking. Code sent immediately by email.
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More ideas for self-guided walking tours, scavenger hunts & city quests in the same city
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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
15€. Explorez les tours et remparts de cette forteresse normande construite en 1200, avec son centre d'interprétation multimédia retraçant l'histoire des Hauts Rois d'Irlande.
12€. Admirez une collection de 2 000 objets d'art médiéval et Renaissance, dont le crucifix de Saint-Laud du XIIe siècle, dans le Palais du Roi du XVIIIe siècle.
Prix variable. Savourez ce jambon fumé traditionnel, spécialité locale depuis des siècles, dans un des pubs historiques du Medieval Quarter.
25€. Embarquez pour une croisière relaxante sur le plus long fleuve d'Irlande, offrant des vues uniques sur les ponts et le paysage urbain de Limerick.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.