A huge colony of Pacific Walrus on Arakamchechen Island in the Northern Bering Sea. (Photo by Francois Gohier/Ardea/Caters News)

In the hours 41-year-old Ralph Savelsberg is not working as a physicist for the Dutch Ministry of Defence, he is recreating classic vehicles in everyones favourite bricks. Ralph said: Building a LEGO set is fun, but I've always preferred to build my own models. Here: “Ghostbusters”. (Photo by Ralph Savelsberg/Caters News)

“I started photography in June 2009. At the time, I was searching for a way to express both the rigorous scientist and the creative artist in me. There are few hobbies that let these two approaches work together, so I really was enthusiastic about it: I am now spending all my free time studying various techniques, contemplating others' fantastic work, and of course, making pictures”. – Christophe Kiciak. Photo: “The Hero”. (Photo by Christophe Kiciak)

This photograph taken during a government organised media tour shows people in traditional costume standing in Potala Palace Square as the Potala Palace – classified as a World Heritage Site by Unesco in 1994 – is seen in the background in the regional capital Lhasa, in China's Tibet Autonomous Region, on June 1, 2021. (Photo by Hector Retamal/AFP Photo)

Amateur astronomer Bill Snyder has been involved with astrophotography since 2007. Photo: The Cygnus Wall is in the southern area of NGC7000 also known as the North America Nebula. It is approximately 1800 light years from Earth, and is in the constellation Cygnus. The Wall is an energized shock front and contains the most concentrated star formations in the nebula. The size of the North America Nebula is about 4 full moons. (Photo and caption by Bill Snyder)

They say a picture is worth a thousand words, and these striking images of 2017 are no exception. The photo highlights include incredible snapshots of the natural world as well as some awesome animal and human encounters. The vibrant gallery also shows thrill-seekers pushing themselves to the limit with breathtaking stunts captured in perfect clarity. The pictures have been taken by a host of photographers from around the world. Here: The two lion cubs singing their hearts out at Antelope park in Zimbabwe. (Photo by David Jenkins/Caters News Agency)

“The Carnival Triumph finally made port on Thursday night, after what should have been an idyllic four-day cruise turned into a grueling week-long ordeal for more than 3,000 passengers and 1,000 crew. Some kissed the ground as they disembarked the ship, while others swore never to go on another cruise again. Many spoke of the well-documented unsanitary conditions on board the 272-metre Triumph, which lost power in the Gulf of Mexico on Sunday”. – Tom Dart and Adam Gabbatt via Guardian

Photo: Kendall Jenkins of Houston kisses the ground after stepping off the Carnival ship Triumph (Photo by AP Photo)

A girl rides a broomstick in front of a green screen at the new Harry Potter Studio Tour at Warner Brothers Leavesden Studios on March 23, 2012 in London, England. The studio, which includes the actual sets and special effects departments where the films were created and shot, goes on public display on March 31, 2012. (Photo by Dan Kitwood/Getty Images)