Ireland, County Leitrim, Old Irish telephone box converted to a Defibrillator location.

England, Kent, Denge, 20ft and 30ft Experimental Sound Mirrors built in 1928 and 1930, precursor to RADAR, at Greatstone.

England, Kent, Denge, 20ft and 30ft Experimental Sound Mirrors built in 1928 and 1930, precursor to RADAR, at Greatstone.

England, Kent, Denge, 20ft and 30ft Experimental Sound Mirrors built in 1928 and 1930, precursor to RADAR, at Greatstone.

England, Kent, Denge, 20ft Experimental Sound Mirror built in 1928, precursor to RADAR, at Greatstone.

England, Kent, Denge, 200ft Experimental Sound Mirror built in 1930, precursor to RADAR, at Greatstone.

England, Kent, Denge, 20ft Experimental Sound Mirror built in 1928, precursor to RADAR, at Greatstone.

England, Kent, Denge, 30ft Experimental Sound Mirror built in 1930, precursor to RADAR, at Greatstone.

England, Law & Order, Police, Video and Audio recording device being worn by a officer.

Transport, Road, Safety, Convex mirror used to view oncoming traffic from unsighted exit.

India, Tamil Nadu, Environment, Wind farm with multiple generators, Two men with cattle and goats in foreground.

Industry, Computers, Components, 8 gigabyte portable USB flash drive.