Volunteer archaeologists armed with satellite imagery helped identify four previously unknown Roman-era marching camps. The camps, all located in Germany, were dated to the early third century C.E.

Roman military engineers built the infrastructure that allowed armies to move, besiege, defend, and conquer. Marching camps, bridges, forts, roads, aqueducts, siege ramps, and frontier walls show how ...

Volunteers scouring satellite imagery pinpointed what they thought was evidence of Roman-era marching camps in Germany. On-the-ground investigation confirmed their thinking, leading to the discovery ...