Related by context. Frequent words. (Click for all words.) 74 entrance 55 entryway 54 doorways 54 parking lots 54 walkways 53 barricades 52 gates 50 staircases 49 checkpoints 49 stairwells 48 walkway 48 exits 48 fenced 47 plaza 47 main thoroughfare 47 intersections 46 bathrooms 46 vehicular traffic 46 thoroughfares 46 erected 45 signage 45 restrooms 45 parking garages 45 courtyards 45 cordoned off 44 railings 44 walls 44 barricade 44 metal detectors 44 hallways 44 thoroughfare 44 passageway 43 balconies 43 parking spaces 43 ramps 43 concourse 43 plazas 43 buildings 43 facades 42 razor wire 42 crosswalks 41 corridors 41 courtyard 41 adjacent 41 surveillance cameras 41 Entrance 41 doors 41 driveways 41 sidewalks 41 gate 41 loading dock 40 parking 40 barbed wire 40 lanes 40 portable toilets 40 cordon 40 doorway 40 pickets 40 pedestrians 40 barricaded 40 trash bins 40 alleyways 40 arches 40 junctions 40 walled 40 detours 40 sidewalk 40 crossings 40 frontage 40 fences 39 strategically placed 39 intersection 39 spaces 39 checkpoint 39 boulevard 39 berms 39 patrolled 39 exit 39 enclosed 39 ringed 39 railway stations 39 perimeter fence 39 stairwell 39 heavily guarded 39 promenade 39 exterior 39 perimeter 38 trash cans 38 guardrails 38 staircase 38 adjoining 38 landscaped 38 tunnels 38 stairway 38 subway stations 38 foyer 38 dressing rooms 38 buffer zone 38 canopies 38 bomb sniffing dogs 38 hallway