Soteria Roman mosaic, 5th cent AD, Hatay Archaeology Museum, Antioch, Hatay province, Southwest Turkey, Anatolia, Turkey, Asia Minor, Eurasia

Lion Rock Fortress, UNESCO World Heritage Site, Sigiriya, Sri Lanka, Asia

People at summit of Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

View of water gardens from summit of Sigiriya Lion Rock Fortress, UNESCO World Heritage Site, Sigiriya, Sri Lanka, Asia

Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

Tourist taking photos of ancient frescoes, Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

School children at summit of Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

View of surrounding countryside from Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

Sigiriya, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

Ninfeo degli Eroti, Ostia Antica archaeological site, Ostia, Rome province, Lazio, Italy, Europe

Bird mosaic on floor of Roman basilica of the 5th century AD in Soli, one of Cyprus's ten ancient city kingdoms, founded in the 6th century BC, Soli, North Cyprus, Europe

City centre and walls of Bala Hissar, citadel or fortress dating back to the 5th century AD, Kabul, Afghanistan, Asia

Corridor off which monks' living quarters were carved in cave 2, Takht-I-Rusam (Rustam's throne), part of a Buddhist stupa-monastery complex dating from the Kushano-Sasanian period 4th-5th century AD, Samangan Province, Afghanistan, Asia

Buddhist stupa carved out of rock at Takht-I-Rustam (Rustam's throne) an early burial mound that contained relics of the Buddha, part of a stupa-monastery complex dating from the Kushano-Sasanian period 4th-5th century AD, near Haibak,Samangan Province, Afghanistan, Asia

Buddhist stupa carved out of rock at Takht-I-Rustam (Rustam's throne) an early burial mound that contained relics of the Buddha, part of a stupa-monastery complex dating from the Kushano-Sasanian period 4th-5th century AD, near Haibak,Samangan Province, Afghanistan, Asia

Corridor off which monks' living quarters were carved in cave 2, Takht-I-Rusam (Rustam's throne), part of a Buddhist stupa-monastery complex dating from the Kushano-Sasanian period 4th-5th century AD, Samangan Province, Afghanistan, Asia

Relief depicting Varaha, Gupta period, early 5th century AD, Cave 5, Udayagiri, Madhya Pradesh, India, Asia