The Roman Limes in the Netherlands:
How a delta landscape determined the location of the military structures.
Marieke van Dinter
April 2013 Geologie en Mijnbouw 92(1):11-32
DOI: 10.1017/S0016774600000251
Available at Researchgate
"From the 40s A.D. onwards a dense military system was established in the Lower Rhine delta in the Netherlands. Long since, it is questioned why this system was established in a wetland area and even turned into the northwest frontier of the Roman Empire, the Limes. A new detailed palaeogeographical map, based on a digital elevation model (LIDAR), soil maps and excavation results, was constructed. .... "