"Hohlgangsanlage" are a number of tunnels complexes constructed by the German forces using slave and forced labour during the Occupation. The tunnels would have had multiple roles from munitions storage, troop & equipment shelter, hospitals and many other functions.
Don't go alone & tell someone where you will be and for how long
You will get dirty as most are often full of rubbish and may have been used as a public toilet
Anything you find still belongs to the person that owns the property
Unexploded ordnance is still found in Jersey if you see or find anything that looks like ordnance please call the bomb disposal officer on 01534 612 612.
Resistance Nest (RN) = Widerstandsnest (WN) Small pocket of resistance, these would be made up of small groups of up to 10 men with light weapons. They would man Anti-tank weapons, an observation post or a field gun.
Strongpoint (STP) = Stützpunkt St.P Next level up from an RN and consisted of several RN's. STP areas would have a combination of weapons and different branches of the military used. Examples of this can be found with Strongpoint Greve de Lecq and Strongpoint Corbiere
Jäger Casemate was a special design and name for bunkers designed to hold a 10.5cm field gun