Your pictures on the theme of 'machinery'

We asked our readers to send in their best pictures on the theme of "machinery". Here is a selection of the photographs we received from around the world.

News imageKathleen Ann O'Donnell Inside the Souter LighthouseKathleen Ann O'Donnell
Kathleen Ann O'Donnell took this picture inside the Souter Lighthouse: "Look inside the light."
News imageMark Fitzpatrick Ferris wheelMark Fitzpatrick
Mark Fitzpatrick: "Captured during a Christmas market visit to Brussels."
News imageJacqui Dimmock Model of a man cracking an eggJacqui Dimmock
Jacqui Dimmock: "Heavy machinery is the order of the day to 'crack' these tough cookies!"
News imageBob Fowler Steam trainBob Fowler
Bob Fowler: "Thanks to the legions of volunteers, many examples of heritage machinery have been saved and restored to working order. This example is on the South Devon Railway."
News imageKrzysztof Suchnick Steam trainKrzysztof Suchnick
Krzysztof Suchnicki: "'First a toot! Then a hoot! Steam is churning, Wheels are turning!' From The Locomotive, a poem by Julian Tuwim. Taken at the Steam Locomotive Gala in Lower Silesia, Poland."
News imageOlga Arune Tractor in fieldOlga Arune
Olga Arune: "Harvest has begun."
News imageIda Alwin Motocross riderIda Alwin
Ida Alwin: "One of the ultimate tests of a machine's capabilities - a motocross race."
News imagePhilip Sinclair An abandoned piece of farm machinery in Hammerwich, StaffordshirePhilip Sinclair
Philip Sinclair: "I saw this wonderful machine in a field near Hammerwich in September 2007. I do hope somebody has restored it."
News imageJane Luetkens Washing machine and boxesJane Luetkens
Jane Luetkens: "I was not sure if this machine was moving too."
News imageDavid Pechey CogsDavid Pechey
David Pechey: "This is part of the engine operating the winding gear responsible for raising and lowering the miners' cage at Astley Green Mining Museum, Greater Manchester. The museum is run by volunteers, many of whom worked at the mine until its closure in 1970 and who gladly tell stories of life down at the coalface."
News imagePaul Rooney Rusted machineryPaul Rooney
Paul Rooney: "Derelict machinery at the higher levels of the Dinorwic slate quarry, North Wales."
News imageGraham Banks Engine of a Morgan carGraham Banks
Graham Banks: "A Morgan three-wheeler engine."
News imageIan Brash Grinding stonesIan Brash
Ian Brash: "Grinding stones in the Peak District once used to grind grain are now left as a memory of the past."
News imageTom Reynold TractorTom Reynold
Tom Reynolds: "On Hastings Beach this is one mechanical way to haul the fishing boats up on the beach."
News imageMike Tindal Mechanical bridgeMike Tindal
Mike Tindal: "This old mechanical bridge is sitting in the Boston Harbour, not far from the Boston Tea Party Museum."
News imagePresentational grey line

The next theme is "Woodland" and the deadline for entries is 4 April 2023.

The pictures will be published later that week and you will be able to find them, along with other galleries, on the In Pictures section of the BBC News website.

Further details and themes are at: We set the theme, you take the pictures.

All photographs subject to copyright.