The Manhattan skyline is seen during sunset from Arthur Ashe Stadium as Roger Federer of Switzerland faces Novak Djokovic of Serbia during their men's singles final match at the U.S. Open Championships tennis tournament in New York, September 13, 2015. (Photo by Lucas Jackson/Reuters)





The sun begins to rise over the skyline in Toronto, September 21, 2015. (Photo by Mark Blinch/Reuters)





Rows of vineyards are seen on an autumn day before the grape harvest in Camblanes near Bordeaux, Southwestern France, October 8, 2015. (Photo by Regis Duvignau/Reuters)





Boats head into shore as storm clouds move along the coast towards the city of Sydney, Australia, November 6, 2015. (Photo by David Gray/Reuters)





Clouds fill the sky above yellow and orange colored leaves in the vineyards which produce grapes for Puisseguin-Saint Emilion wine as fair autumn weather continues in Puisseguin near Bordeaux, France, October 26, 2015. (Photo by Regis Duvignau/Reuters)





An aeroplane flies over Graveney and the Kent countryside as the sun sets over on a clear autumn evening Britain October 26, 2015. (Photo by Dylan Martinez/Reuters)





Late autumn colours in vineyards mark a change in season in Soultz in the Alsace region, eastern France, October 29, 2015. (Photo by Jacky Naegelen/Reuters)





The sculpture "Le Penseur" (The Thinker, 1903) by French sculptor Auguste Rodin (1840-1917) is seen in the garden of the Musee Rodin in Paris, France, November 5, 2015. (Photo by Philippe Wojazer/Reuters)





Trees and the mountains of the lake Tegernsee area are silhouetted against the dawn sky in Warngau, southern Germany, November 6, 2015. (Photo by Michael Dalder/Reuters)





A local farmer drives his pick-up truck as a wooden boat, used by migrants and refugees, is abandoned at a beach at dawn on the Greek island of Lesbos November 16, 2015. (Photo by Yannis Behrakis/Reuters)





The rising sun illuminates the sky above the spires of a church in Vienna, Austria, November 17, 2015. (Photo by Heinz-Peter Bader/Reuters)





Sunrise at Ebb’s Nook in Northumberland, Beadnell, England on October 4, 2015. (Photo by Neil Squires/PA Wire)





The sun hides behind clouds over the historical site of the Giza Pyramids located just outside Cairo, Egypt, Friday, October 30, 2015. (Photo by Amr Nabil/AP Photo)





Light column with cloudy evening sky during the UEFA Europa League Group F soccer match between Slovan Liberec and SC Braga at U Nisi arena in Liberec, Czech Republic, 17 September 2015. (Photo by Filip Singer/EPA)





Troy Parkinson riding Excess Knowledge from Gai Waterhouse Racing during a trackwork session at Altona Beach on November 1, 2015 in Melbourne, Australia. Excess Knowledge will be one of two horse in the Melbourne Cup for trainer Gai Waterhouse. (Photo by Vince Caligiuri/Getty Images)





Dark clouds move over a row of nearly bare fruit trees in Calden, near Kassel, in Germany, 09 November 2015. (Photo by Uwe Zucchi/EPA)





The setting sun silhouettes apartment buildings and construction cranes in Minsk, Belarus, Monday, September 14, 2015. (Photo by Sergei Grits/AP Photo)





A long exposure image shows star trails on a cold winter night above the farmhouse of Woodford Truffle farm, Groenfontein in the Koue Bokkeveld, South Africa, 16 September 2015. (Photo by Nic Bothma/EPA)





Red clouds are seen over the ancient Acropolis hill as the sun sets in the city of Athens, Tuesday, November 3, 2015. (Photo by Petros Giannakouris/AP Photo)





Sunrise over Gouthwaite reservoir in Conningsby, England on October 12, 2015. (Photo by Graham/REX Shutterstock)