Related by context. Frequent words. (Click for all words.) 60 watchtower 52 fortresses 52 barbed wire 52 barbed wire fences 52 fortifications 51 razor wire 51 sentries 49 concertina wire 46 barbed wire fence 46 checkposts 45 hilltops 45 checkpoints 44 garrisons 44 sentry 44 perimeter fence 43 bunkers 43 ramparts 43 outposts 43 perimeter fencing 43 cliffs 43 fences 42 turrets 42 towers 42 forts 42 searchlights 42 Demilitarized Zone 41 walls 41 perimeters 40 heavily fortified 40 sand dunes 40 battalions 39 helicopters buzzed overhead 39 fortification 39 sentinels 39 jeeps 39 guards 39 underground bunkers 39 concrete barriers 39 huts 39 barricades 39 encircling 39 hedgerows 38 Checkpoint Charlie 38 separation barrier 38 watchmen 38 spiers 38 embankments 38 infantrymen 38 guardhouse 38 fence 38 lighthouse 38 outpost 38 olive groves 38 bulldozers 38 parapets 38 footbridges 38 machineguns 37 fortress 37 hilltop 37 demilitarized zone 37 unfenced 37 fencing 37 corrugated metal 37 Netzarim 37 checkpoint 37 CCTVs 37 ringed 37 border 37 entrances 37 minaret 37 façades 37 patrolled 37 patrolling 37 breakwaters 37 army 37 promontory 37 soldiers 37 rooftops 36 patrols 36 motion detectors 36 mountain ridge 36 policemen 36 gatehouse 36 skyscrapers 36 Yalu River 36 paramilitary 36 artillery barrages 36 minarets 36 buffer zone 36 surveillance cameras 36 sappers 36 headlands 36 armored vehicles 36 fortified 36 lighthouses 36 cantonments 35 gargoyles 35 castles 35 dunes 35 tanks 35 hill overlooking