Immerse yourself in a journey through the sands of time and explore the mysteries of a legendary queen of ancient Egypt. Scattered among the remains of a bygone era, three enigmas await those who can unravel the secrets carved in stone, sacred symbols, and forgotten tombs. Guided by clues scattered throughout the archives of knowledge, you must investigate, scrutinize the traces left by history, and reveal the identity of this sovereign with an exceptional destiny. But beware, only a curious and perceptive mind will be able to piece together the puzzle and reach the ultimate treasure: the truth about her eternal legacy. In this Experience, you will have to search the web to solve the enigmas.

Trezio transforms this iconic French castle into a living treasure hunt. Through puzzles, storytelling, and augmented clues, visitors uncover stories that once defined the heart of the Loire Valley. It's more than a visit — it's an adventure that blends learning with exploration.


Getting started with Trezio is simple. All you need is your smartphone and a sense of adventure. Whether you're visiting with friends, family, or a school group, our app guides you step by step through puzzles, stories, and hidden discoveries at the site.
Find it on the App Store or Google Play to access all available experiences.
Search by name or location to unlock the adventure.
Arrive at the castle and let the app guide you through the clues, challenges, and surprises waiting inside.
Every adventure brings people together. Here's a glimpse of the excitement captured during our live experiences.




Organizations across Europe are already using Trezio to engage more visitors and create lasting memories.
"A perfect mix of history and fun! My kids couldn't stop talking about the hidden room challenge."
Claire M
"This brought the castle to life in a way we've never seen before."
Julien & Marie
"Loved the mix of riddles and local stories. Can't wait to try the next one!"
Sophie L