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Please head to Burgtor either on foot or using the public means of transport. Login and you will find the exact spot of the first riddle. Read carefully the instructions below (Before You Go section). Login and find the exact location of the 1st step.
This activity ends back at the meeting point.
1 hour to 1 hour 30 minutes
1 hour to 1 hour 30 minutes
1 hour to 1 hour 15 minutes
1 hour 30 minutes to 2 hours
1 hour 10 minutes
2 hours to 4 hours