Ancient Olympia In western Peloponnese, in the beautiful valley of the Alpheios river lays the most celebrated sanctuary of ancient Greece. ![]() Although secluded near the west coast of the Peloponnese, Olympia became the most important religious and athletic centre in Greece. Its fame rests upon the Olympic Games, the greatest national festival and a highly prestigious one world-wide, which was held every four years to honor Zeus. (Duration of the trip: 13 hours) ![]() . |