The Roman bridge of Pont-Saint-Martin in northern Italy, built between 142 and 22 BCE along the Gallic consular road. The bridge, at its highest point, is 46.25 m above the river Lys and the arch spans 31.55 m.

A section of a Roman road with a typical polygonal stone surface. The stones also show the ruts made by Roman wheeled vehicles. This section is beneath the Arco dei Gavi, a 1st century CE arch in Verona, Italy.

An Inca textile bag with typical tassle decoration. (Lombards Museum)

An Inca royal tunic with the typical geometrical designs and colours favoured by Inca weavers. (Dumbarton Oaks Research Library & Collections, Washington D.C.)

A detail from an Inca textile showing a geometric cross design. (Museo de America, Madrid)

A Western Zhou ceremonial bronze of cooking-vessel form inscribed to record that the King of Zhou gave a fiefdom to Shi You, ordering that he inherit the title as well as the land and people living there. Bronze Gui of Shi You (food container). Exhibition "Treasures of China", Canadian Museum of Civilization, 2007. Western Zhou Dynasty (1046 - 771 B.C.) The lid and body of this container are both decorated with tile and ring patterns. They feature engraved inscriptions, which record that the King of Zhou gave a fifedom to Shi You, ordering that he inherit the title as well as the land and people living there.

One of many surviving examples of Teotihuacan masks. This example was taken to Tenochtitlan by the Aztecs and buried within the Templo Mayor. They were originally used for statues and mummy bundles. Greenstone, shell, and onyx, 350-600 CE. (National Anthropological Museum, Mexico City)

An architectural sculpture from Teotihuacan of Quetzalcoatl, the Plumed-Serpent god of Mesoamerican religion and mythology. He was regarded as a creator god and a god of wind by such civilizations as the Maya and Aztecs.

The Pyramid of the Sun, Teotihuacan, Mexico, c. 100 CE.

A map indicating the location of the Nazca civilization, 200 BCE - 500 CE, on the southern coast of Peru.

Bronze figure of Bastet from the Late Period. Bastet, represented as a cat or a woman with a cat's head, was adored as goddess of fertility, festivity and intoxication.

The 3.2m diameter stone disk which depicts the decapitated and dismembered corpse of Coyolxauhqui. According to Aztec mythology the war god Huitzilopochtli chopped up the goddess when she tried to lead a rebellion against the gods. Her head then became the Moon. From the foot of the Templo Mayor in the Aztec capital of Tenochtitlan. Probably carved during the reign of Axayacatl, c 1473 CE. (Museo del Templo Mayor, Mexico City)

A view of the chapels and Step Pyramid at Saqqara, Egypt. Constructed by the architect Imhotep c. 2670-2650 BCE during the reign of Djoser for that king's burial tomb.