This is bonus geo cache dedicated to the Adventure Lab Rēzekne. Cache is located close to another iconic place and building of Rezekne which can be seen from Adventure Lab start point and given coordinates, but to get precise information about geocache you need complete Adventure Lab task first. In each location of five places you will get value that you need multiple with each other. Put the final number with four digits in certitude checker for coordinates and hint. Happy geocaching!
You can validate your puzzle solution with certitude.