American satellites that were built ... 50AD - Romans arrived in the southwest and made their mark in the form of a wooden fort on a hill near the river Exe. A town was created at the site ...

Declassified photos captured by United States spy satellites launched during the Cold War have revealed an archaeological treasure trove: hundreds of previously unknown Roman-era forts ...

Declassified images from American Cold War spy satellites have revealed hundreds of lost Roman forts on the Eastern frontier of the empire. Archaeologists found 396 unknown forts in present day ...