An array of colours dwarf visitors to the Rainbow Mountains in the Andes Cordillera in Peru in January 2023, which owes its colours to the minerals contained in the soil. The sulfur offers the yellow colour, iron oxide gives the red and copper sulfate is green. In total, it is made up of 14 different minerals. It was probably caused by weather and volcanic activity. (Photo by Guillaume Astruc/Naturagency/Solent News & Photo Agenc)

Steph Wood of the Lightning shoots as Remi Kamo of the Firebirds attempts to block her shot during the round 14 Super Netball match between Sunshine Coast Lightning and Queensland Firebirds at University of Sunshine Coast Stadium, on June 18, 2023, in Sunshine Coast, Australia. (Photo by Bradley Kanaris/Getty Images)

American actress Kristen Stewart attends the Chanel Metiers d'Art runway show, in Manchester, Britain on December 7, 2023. (Photo by Suzanne Plunkett/Reuters)

Wrestlers compete in the 63rd Historical Cali Oil Wrestling Tournament, held on June 29, 2025, in Bursa, Turkiye. The event, which featured over 800 wrestlers and served as the final rehearsal for the 664th Historical Kirkpinar Oil Wrestling Festival, is on track to become a stage of the Oil Wrestling League, now in its third season. (Photo by Mustafa Yilmaz/Anadolu via Getty Images)

People look at home-made armoured vehicle look-alikes on a street in Shenyang, Liaoning province, November 12, 2014. A man surnamed Zhang and his friends converted two cars into these two vehicles, for his son, and will be displaying them on show at a local park. The cannons on the vehicles can fire paintballs and smoke shells, local media cited Zhang as saying. (Photo by Reuters/Stringer)

A competitor shouts as he takes part in the “Tough Guy” adventure race near Wolverhampton, central England, on January 29, 2017. The Tough Guy event, which is being held for the final time in its 30th year, challenges thousands of competitors to run a gruelling course whilst negotiating over 200 obstacles including: water, fire, and tunnels. (Photo by Oli Scarff/AFP Photo)

The Royal Observatory just announced its Astronomy Photographer Of The Year 2013 winners. Australian photographer Mark Gee was chosen among a thousand amateur and professional photographers around the globe to win the top title. His work is part of an exhibition of the winning photographers, which opened on Sept. 19 at the Royal Observatory Greenwich. The Royal Observatory shared with us the winners and notable mentions of the competition. Their descriptions of the prizewinners can be found below the images.

National Geographic invites photographers from around the world to enter the 2013 National Geographic Photography Contest. The grand-prize winner will receive $10,000 (USD) and a trip to National Geographic headquarters in Washington, D.C., to participate in the annual National Geographic Photography Seminar in January 2014. Photo: “We just want to move to search to the Leopard at that morning but we found a group of giraffes come toward a small lake and start drinking it was a nice moment when the Giraffe finish from drinking and leave a letters “S” with motion in the air”. (Photo and caption by Majed Ali/National Geographic Photography Contest)