Athens Half-Day Sightseeing Tour. Discover some of Greece’s greatest treasures and the best of modern Athens on this 3.5-hour morning or afternoon Athens sightseeing tour. With an expert guide, take a coach tour of top Athens sites, including the Greek Parliament and Panathenaic Stadium, stage of the first modern Olympic Games. Then, explore the mighty Acropolis on foot to see the glorious Parthenon and other highlights. Want to add more sightseeing in Athens? Upgrade your morning tour to include entry to the Acropolis Museum to see its incredible Parthenon friezes, and other archaeological exhibits. Book and Save 10% Off Athens Half-Day Sightseeing Tour.