Ancient Inca circular terraces at Moray, Sacred Valley, Peru
Temple of Trajan at acropolis in Izmir, Bergama (Pergamon), Anatolia, Turkey
Full Moon over Roman Forum, Rome, Italy
Roman aqueduct, Pont du Gard, Languedoc-Roussillon, France
Medieval castle Gravensteen (Castle of the Counts) in Ghent, Belgium
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