England, London, Gay Pride Parade, Piccadilly, Metropolitan Police Constable, gay couples.

Germany, Berlin, Mitte, Young couples attached initialled padlocks to the Freidrichstrasse bridge ove rthe river Spree.

USA, Washington DC, National Mall, President Franklin Delano Roosevelt Memorial, Statues of two people in a scene known as The Rural Couple.

England, Dorset, Isle of Purbeck, Couple looking out over Lulworth Cove and Jurassic Coast.

Cape Verde Islands, Sal Islands, Santa Maria, Punta Preta beach.

Cape Verde Islands, Sal Islands, Santa Maria, Punta Preta beach.

China, Jiangsu, Nanjing, Retired couples dancing beneath the Ming city wall at Xuanwu Lake Park, Man in red sweater with arm extended to woman in pink sweater.

China, Jiangsu, Nanjing, Retired couples dancing beneath the Ming city wall at Xuanwu Lake Park, Couples in foreground dancing the tango in a line.

China, Jiangsu, Nanjing, Retired couples dancing beneath the Ming city wall at Xuanwu Lake Park, Couple in foreground swinging arms in modern dance.

China, Jiangsu, Nanjing, Retired couples enjoying ballroom dancing beneath the old Ming city wall in Xuanwu Lake park with a modern skyscraper in the background.

Mexico, Veracruz, Couples dancing in the Zocalo at night, illuminated decorations in the national colours for Independence Day celebrations on building facade behind.

Mexico, Veracruz, Couples dancing in the Zocalo.