We asked our readers to send in their best pictures on the theme of "time". Here is a selection of the photographs we received from around the world.
Jane Luetkens
Jane Luetkens: "The dandelion clock is ticking."
John Hughes
John Hughes: "A street photo taken in Bury St Edmunds, Suffolk."
Harald Loeffler
Harald Loeffler: "It can take decades for a rock to slide across the Racetrack playa in California's Death Valley, moved by the wind on rain-slicked mud and gouging out its trail."
Larry Hurst
Larry Hurst: "Stop the clocks, a moment in time in Canada Square, London."
Carsten Schnoor
Carsten Schnoor: "Old alarm clock with spiderweb on it. Reminds me of the song by Freddie Mercury : Time waits for no-one."
Emma Warren: "Enjoying our time at the Palace of Stardust lights, at Hampton Court Palace."
Bridget Perkin
Bridget Perkin: "Enjoyed while walking back to the gate in Schiphol airport, after a long delay."
Rob Goldsmith
Rob Goldsmith: "Dandelion clock ticking away."
Carsten Schnoor
Carsten Schnoor: "Mind the gap - the train is on time."
Ruth Rasbridge
Ruth Rasbridge: "Bad Timing! This faceplant landing but no seagull was harmed in the making of this shot."
David Pechey
David Pechey: "Time run out. These trees in a Hertfordshire park have served their time and will not show blossom in the coming spring."
Doris Enders
Doris Enders: "Time measured the old fashioned way."
Roland Trope
Roland Trope: "Time's Lengthening Shadow. All birthdays mark the end of one, the start of another, age. Some birthdays cast a lengthening shadow as the single candle does in this image of a 70th birthday pumpkin pie."
Jo Betts
Jo Betts: "Metamorphosis."
Catherine Sherwood
And finally... Catherine Sherwood: "Have ewe got time for a selfie":[]}