Olophyxus
Olophyxus or Olophyxos was a town on the peninsula of "Acte" or "Akte" ( Ακτή ) ( now Mount Athos ) , the easternmost of the three peninsulas forming the ancient Chalcidice . 
<triplet> Olophyxus <subj> ancient Chalcidice <obj> located on terrain feature