Enigmatic lost Roman military camps

Rome's military presence in Spain's Duero Valley. In order to ensure their integrity, the exact locations of the featured archaeological sites have been withheld. Música de https://www.fiftysounds.com/es/ https://www.viasromanas.net/ #ancienttechnology #romanroads #romanengineering #calzadasromanas #viasromanas #ingenieriaromana #WaterSupplySystem #RomanSurveying #SIG #arqueologia #IsaacMorenoGallo