We asked our readers to send in their best pictures on the theme of "empty spaces". Here is a selection of the photographs we received from around the world.
Image source, Lia Mageira
Image caption, Lia Mageira: "A fisherman at the lagoon of Messolonghi, Greece."
Image source, Jason Shrubb
Image caption, Jason Shrubb: "The empty spaces within a concrete shell."
Image source, Ivon Sataumer
Image caption, Ivon Sataumer: "Sometimes the clouds in the sky are mistaken. They didn't come to block the sunlight. They came to embrace it."
Image source, Kobus Peché
Image caption, Kobus Peché: "Sleeping heron in Royal Natal National Park, South Africa."
Image source, Susan Cook
Image caption, Susan Cook: "It was a magic moment on an early morning walk. Two friendly horses leaned in from behind me and our shadows together reached far out into the empty field."
Image source, An-Son Vu Wurdemann
Image caption, An-Son Vu Wurdemann: "Exploring an abandoned bunker in Kent."
Image source, Andrew D Jackson
Image caption, Andrew D Jackson: "Greenland has plenty of empty space. The view from our hotel in Ilulissat revealed a few fishing boats dwarfed by one massive iceberg."
Image source, Sue Norton
Image caption, Sue Norton: "Empty space in the seedcase of a fallen conker."
Image source, Rachael Blakey
Image caption, Rachael Blakey: "An empty classroom in a school located in New Brunswick, Canada."
Image source, Salar de Uyuni
Image caption, Salar de Uyuni: "Crossroads, Salar de Uyuni, Bolivia."
Image source, Mike Harrison
Image caption, Mike Harrison: "Mesmerising endless beauty."
Image source, Ruth Atkins
Image caption, Ruth Atkins: "A child walks down a pink stairwell in Peckham."
Image source, Glyn Moffitt
Image caption, Glyn Moffitt: "Empty sunset seats on Southend-on-Sea pier."
Image source, Raj Padia
Image caption, Raj Padia took this picture of the Bandra Worli Sea Link in Mumbai, India.
Image source, Alan Milnes
Image caption, Alan Milnes: "An empty space that never should be."
The next theme is "sculpture" and the deadline for entries is 1 November 2022.
All photographs subject to copyright.