fencing of building from forged bars with curved spikes. military guarded bases and an embassy with increased protection against o

acute arch architecture bar bars bases bent black blacksmith blue building circle climb climbing curly curved danger dangerous embassy encirclement enclosure fence fencing forged forgery garden gate grate guard guarded hinge inappropriate increased intruder inward landscape lattice metal military outdoor overcoming palace park preventive prison protection protrude renovation residence residential security sharp sky spike spiked spikes steel stone thieves trees wall