Visit the Oracle of Delphi

Sanctuary of Zeus where the Olympic Games were held for a thousand years — stadium, temples and the workshop of Phidias.

Colossal stone heads ringing a mountaintop royal tomb from the 1st century BC.

Boulder-strewn ruins of the Vijayanagara empire along the Tungabhadra river.

Roman mountain town with some of North Africa’s finest mosaics.

Bronze Age Minoan palace outside Heraklion, legendary seat of King Minos.

Inca terraces and villages along the Urubamba between Cusco and Machu Picchu — Ollantaytambo, Pisac market and the Moray circles.

The "museum without walls": grassy royal burial mounds, the Cheomseongdae observatory and Silla-dynasty treasures across the town.

Ceremonial capital of the Persian Empire.