Mexican Wave

... not
African violet (see 13 January 11)
German measles
French windows
American football
Dutch courage
Russian roulette
Chinese chequers
Swiss cheese
Welsh dresser
Spanish omelette
Turkish delight
Japanese knotweed
Greek key
Indian summer
Persian carpet
Mexican wave
Irish coffee
Danish Pastry
or
Scottish terrier

(OK, so I cheated!)
This was taken on Blackpool Sands, South Devon.