double schuko socket from german wikipedia
socket from dutch wikipedia unearthed but capable of taking schuko plugs!
previous images with some adjustments by en:user:plugwash
diagram of nema 14-30 and 14-50 recepticles
socket on french power strip
Better pic of a french powerstrip socket
french wall socket
A french (Type E) power socket.
German plug and socket.
former German 3-Phase Power Outlet (16 A version), PERILEX
French plug and socket.
Israeli plug and socket.
Two type H plugs and one type H socket.
Brazilian socket types.
UK shaver/razor socket
UK BS1363 domestic mains double wall socket, one with a BS1363 plug in
Japanese household wall outlet with ground post
american 2 pin plug and socket
american 3 pin plug and socket
5A old british (BS546) plug and socket
australian plug and socket
Swiss SEV 1011 Typ 13 socket (Type J)
danish plug and socket
italian plug and socket
15A old british (BS546) plug and socket
Danish unearthed socked with a switch
old spanish wall socket
Multi-purpose socket with several outlets worldwide