Children sieving and washing small gems from mine waste, Mogok ruby mines, near Mandalay, Myanmar (Burma), Asia

Mine city of Ilakaka, Sapphire kingdom, Madagascar, Africa

A worker lays tea leaves just weighed on the huge sieves in which they will be left to dry naturally for a few days, Darjeeling, India, Asia

Children sieving and washing small gems from stream below mine, Mogok ruby mines, near Mandalay, Myanmar (Burma), Asia

A woman sieves some grain by tossing and blowing the grain, Uganda, Africa

Young girl in the village of Idool sifting flour, near Ngaoundéré, Cameroon, Central Africa, Africa

Young girl in the village of Idool sifting flour, near Ngaoundéré, Cameroon, Central Africa, Africa

Funnel-shaped colander, cake pan, enamel products from the ironworks Thale, Huettenmuseum Thale ironworks museum, Thale, Harz, Saxony-Anhalt, Germany, Europe

7-year-old girl walking under Umbrella Pines at Palombaggia beach, south-east coast, Corsica, France, Europe

7-year-old girl in the Red rocks of Piana at the Gulf of Porto, Calanche, Corsica, France, Europe

Spitzbube, cookies on baking tray and tray with jelly, Germany, Europe

Spitzbube, cookies and bowl with redcurrant jelly, Germany, Europe

Spitzbube, cookie with dough roll and bowl with currant jelly, Germany, Europe

Tea blend in tea strainer, medicinal herb blend

Bowl of flour surrounded by other pie crust ingredients like butter and sugar on wooden background

Young girl in the village of Idool sifting flour, near Ngaoundéré, Cameroon, Central Africa, Africa

Mute swans (Cygnus olor) seven chicks, Schleswig-Holstein, Germany, Europe

Red peppers in sieve, Germany, Europe