Guardstone of the Royal Palace of the Citadel, Anuradhapura, UNESCO World Heritage Site, North Central Province, Sri Lanka, Asia

Visegrád, Hungary – View of the Danube Bend from the castle town of Visegrád (Vyšehrad), with red-roofed houses nestled in forested hills below the medieval citadel and royal palace ruins.

Ngu Phung Pavilion above the Ngo Mon Gate, at the entrance to the Imperial City, Hue, Vietnam

Window shaped like the Confucian symbol of luck, Hoang Thanh Royal Citadel, Hue, North Vietnam, Vietnam, Southeast Asia, Asia

Hoang Thanh Royal Citadel, Hue, North Vietnam, Vietnam, Southeast Asia, Asia

Hall at the Royal Theatre, Hoang Thanh Royal Citadel, Hue, North Vietnam, Vietnam, Southeast Asia, Asia