Mutli-cache calculation sheets
Multi-Bosonozsky_Lom.xls (Brno, Czech Republic)
Multi-Carved_Tree.xls (Sofia, Bulgaria)
Multi-First_Multi_of_Sofia.xls (Sofia, Bulgaria)
Multi-SQRT(SofiaUni).xls (Sofia, Bulgaria)
Map of all caches found in Czech Republic:
Map of all caches found in Europe: