Adventures on a Summer's Weekend Metrogaine

Urban navigation participants , in teams of 2 to 5 are given a street map with the street names removed and a clue sheet. Numbered checkpoints are marked on the map and the clue sheet provides description of the feature/object on which they will find a coloured dot. Once located, participants mark off the relevant colour against the clue on the clue sheet. Within the hour they return to HQ and hand in the clue sheet and the team with the highest score wins.