The city,which has been named Valeriana by archaeologists,bears the hallmarks of an important regional capital.
Modern concrete is much less resilient than the concrete used in Roman times. Now researchers think they know why.
Researchers found at least 12 skeletal remains and artefacts – including a ceramic vessel that “looked nearly identical to the Holy Grail” in Indiana Jones and the Last Crusade.
This extraordinary ancient image may be our oldest evidence of a story.
Egyptian authorities spotted the artefact - stolen decades before - when it was offered for sale in an exhibition in London in 2013.
A little-known culture built arrow-straight roads and canals through thick jungle to connect urban settlements where they ate sweet potatoes and drank beer.
The site of Palace of Aigai,near modern day Vergina in northern Greece,has undergone a 16-year renovation that cost more than $30 million.
Despite the skill which would have been required to make it,the roughly 1200-year-old object has no apparent purpose.
Scientists have known for some time that a giant asteroid smashed into Earth causing mass extinctions. But precisely how it happened was until now not understood.
One area shows smooth grooves in the rock thought to be where indigenous inhabitants once sharpened their arrows and spears long before Europeans arrived.
The footprints were discovered at the edge of an ancient lakebed in White Sands National Park and date back to between 21,000 and 23,000 years ago.