An academic has used drone mapping to investigate a 3000-year-old 'mega fortress' in the Caucasus mountains, revealing details that re-shape understanding of the site and contribute to a global ...

The researchers lugged their equipment out onto the glacier. Scanning the surroundings, they found a good spot below an icefall and scraped away the top layer of snow. In went a drill as tall as a ...

Atmospheric photo of the site at dusk, showing the location at the convergence of two gorges. 2023 excavations of inner fortress are visible in foreground. A Cranfield University, UK, academic has ...