“Catch of the Decade”. Can you guess what happened next? Photo location: Katmai National Park, Alaska, USA. (Photo and caption by Aaron Baggenstos/National Geographic Photo Contest)

The golden retriever and its history were feted by 222 goldens and their masters who gathered from around the globe for a celebration in the breed's ancestral Scottish Highlands home in July. Hosted by the Golden Retriever Club of Scotland, the festival is held at the abandoned home of Dudley Coutts Marjoribanks, who bred the first golden retriever.

Revellers celebrate the death of Britain's former prime minister Margaret Thatcher in Brixton, south London April 8, 2013. Margaret Thatcher, the “Iron Lady” who transformed Britain and inspired conservatives around the world by radically rolling back the state during her 11 years in power, died on Monday following a stroke. She was 87. (Photo by Olivia Harris/Reuters)

Skywhale and Skywhalepapa, created by artist Patricia Piccinini before flying over Melbourne on March 19, 2022 in Melbourne, Australia. It is the first time Piccinini's work Skywhales: Every Heart Sings has flown over Melbourne, as part of MPavilion. (Photo by Asanka Ratnayake/Getty Images)

M42 Subtle V1 cropped. One of the most well-known astronomical objects in our universe is the Orion Nebula and this image depicts the wider region of the Orion Molecular Cloud Complex that is its home. This complex also includes another popular target for astrophotographers, the Horsehead Nebula, as well as Barnard’s Loop and the Running Man Nebula, which can be seen to the left of this photograph. (Photo by Patrick Gilliland)

Nathan Sawaya is a New York-based artist who creates awe-inspiring works of art out of some of the most unlikely things. His recent global museum exhibitions feature large-scale sculptures using only toy building blocks. LEGO bricks to be exact. Photo: “Blue man sits in chair”. (Photo by Nathan Sawaya/The Art of the Brick)

Colored Pencil and Origami Landscapes: Ivanova's version of the popular Snake game features a chain-link origami snake chasing a butterfly. (Photo by Victoria Ivanova)

Typhoon Bopha moves toward the Philippines, observed from the ISS, on December 2, 2012. (Photo by AP Photo/NASA via The Atlantic)