Kiva at Pueblo Bonito in Chaco Culture National Historical Park, New Mexico, USA
Colonnade at the entrance of the Hathor Temple at the Dendera Temple Complex, Egypt
Roman ruins in Ostia Antica, near Rome, Italy
Calanais standing stones on the Isle of Lewis in Scotland on a cloudy day with a blue sky, UK
El Castillo at Ingapirca, the most important Inca ruins in Ecuador
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