Christmas calendar day 4, A taste of O-ringen

Date: 2025-12-04
Place: Bohus fortress, Kungälv (SWE)
Planner: Anders Höije, Adviser: Teemu Niskanen
Photographer: Anders Höije
Map: 1:3000, E=2,5 m, ISSprOM 2019-2, Author: Christian Tingström 2020
Stations: 4
Zero answers: Yes, Penalty: 30 sec
Zero tolerance: 4m, no exceptions
Terrain: Park and fortress ruins
Instructions: Flags are added virtually and are larger than real size for better visibility. Smaller wooden benches and stairs are not mapped.

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