Whispers of the Ancient Stones: The Tuida Quest
per player · one-time · yours forever
An evening of adventure for less than two coffees
Each player races on their own phone.
Full refund until you start playing · 12 stops · 1–2 hrs
Live in Sliven? The Annual Pass is how locals play — €79.99/yr. See the Annual Pass →
Places you will visit
12
It will take you
70-100 mins
Highlights
Experience Tuida, where the stones themselves reveal hidden truths.
Embark on a journey of adventurous quests revealing a deeper layer of Tuida's secrets and its true purpose.
Gain access to secrets that are written nowhere.
Explore a highly awarded Bulgarian sight, recognized as a premier destination.
Bring your crew
Race to the finish.
Everyone plays on their own phone — race solo, as a couple, or with a crew of any size. First to solve every clue takes the crown.
Adventure
Your pace, no timer
Escape
Beat the clock
Plays offline at your own pace — live group races need a connection.
Final leaderboard
The mission: Your story in Sliven
Embark on a perilous journey: each task, each quest, unveils a layer of Tuida's enigmatic history, revealing the true purpose of its towering walls and labyrinthine passages.
The deeper you delve, the more you attract the attention of unseen forces, guardians of the fortress's darkest secrets.
Good to know before you play
- Ensure your phone is fully charged or bring along your trusty power bank
- Varied terrain/elevation, may not be suitable for those with limited mobility
- Family friendly
- Fun to do as a couple
- You need to buy the entrance ticket separately
- If the weather gets cold, you can pause and go inside to warm up at almost any location in the game
Tips & Recommendations
Wear Comfortable Shoes
You will be walking throughout the city, so comfortable footwear is essential for enjoying the experience.
Charge Your Phone
Make sure your smartphone is at least 60% charged. The quest runs through the Questo app, and you will be using it throughout.
Check the Weather
This is an outdoor activity. Bring an umbrella or sunscreen depending on the forecast.
Bring a Camera
You will discover photogenic locations and hidden gems perfect for capturing memories.
Stay Hydrated
Bring water, especially during warmer months or longer quests.
Play with Friends
Quests are more fun with friends or family. Each player who wants to play on their own phone needs their own access.
Ratings and Reviews
19 ratings
Theo Nedyalkova
КАТЕРИНА ВАСИЛЕВА
николай трънчев
Zoia Dimitrova
Margarita Vasileva
Beat the best: Top Sliven explorers
Compare Questo vs. Guided Walking Tours
Flexibility
Regular Guided Tours
Fixed schedules & no pausing
Questo
Start, pause, and resume anytime
Privacy
Regular Guided Tours
Crowds of up to 30 strangers
Questo
Private experience for your group only
Pricing
Regular Guided Tours
$30-$40 per person
Questo
Affordable per-group pricing
Availability
Regular Guided Tours
Requires advance booking
Questo
Instant access 24/7/365
Experience
Regular Guided Tours
Passive listening to a guide
Questo
Active gamification; you solve the mystery
| Feature | Regular Guided Tours | Questo |
|---|---|---|
| Flexibility | Fixed schedules & no pausing | Start, pause, and resume anytime |
| Privacy | Crowds of up to 30 strangers | Private experience for your group only |
| Pricing | $30-$40 per person | Affordable per-group pricing |
| Availability | Requires advance booking | Instant access 24/7/365 |
| Experience | Passive listening to a guide | Active gamification; you solve the mystery |
