Photo of the day

Elephant standing with baboon sitting on ground close by. This image is from Wild Namibia.

Jersey City, New Jersey, USA: Final placement of the Ballistic Separator on its frame. Work progressed around the clock - 24/7 for 10 days for completion. The facility is effectively shutdown during the work while municipal waste continues to pour into the yard. This image is from Megastructures Machine City.

Mpagas, Kenya: Hazen Audel sitting outside Samburu of a hut with three Samburu warriors. This image is from Survive The Tribe.

Donington, UK: A Formula E car on a wet track. This image is from Formula E: Racing Recharged.

A Botswanan Sunset. This image is from Wild Botswana: Lion Brotherhood.

Wolong Panda Breeding Centre, Sichuan Province, China: A mother panda carrying her cub. This image is from Giant Pandas.

There's a remarkable resemblance between Tsar Nicolas II (left) and the British monarch George V (right). They are first cousins: they have the same grandmother, Queen Victoria. This image is from Apocalypse World War I.

First Mate Jason Muenzner of Hard Merchandise steadies the line while Captain Dave Marciano takes aim with his spear. This image is from Wicked Tuna: North vs South.

An adult male Yunnan black and white snub nosed monkey reaches for a leaf. At winter approaches the entire troop will bulk up on as much food as they can in preparation for the lean winter months. This image is from China’s Golden Monkeys.

A meerkat on a ridge. This image is from Wild Namibia.

Molaa, Reef Islands, Solomon Islands: Hazen Audel looking out to sea at sunset with Tinakula volcano. This image is from Survive The Tribe.

Las Vegas, NV: In this challenge, we mess with the internal map of the body that viewers’ brains rely on. We instruct our audience to cross one hand over the other, at the wrists, and clasp their hands. They’re then instructed to roll their hands back towards their chest, and up to their chin. The final instruction is to lift particular fingers one at a time – a nearly impossible task! This image is from Brain Games.

Moremi, Botswana: Cape buffalo have a strong herd instinct and will protect their kin from encroaching lions. This image is from Wild Botswana: Lion Brotherhood.

Adolescent Yunnan black and white snub nosed monkey resting on a tree branch in summer seems to smile for the camera. This image is from China’s Golden Monkeys.

Moremi, Botswana: Cubs learn to be proficient hunters by playing rough and tumble and following their mothers' example. This image is from Wild Botswana: Lion Brotherhood.

Wolong Panda Breeding Centre, Sichuan Province, China: Adult Panda reclining . This image is from Giant Pandas.

Venturi car on a wet track. This image is from Formula E: Racing Recharged.

The use of gas as a chemical weapon as early as 1915 strikes terror among the troops, but also among the civilians. These children wear masks to protect them from a gas attack that could spread in their village. This image is from Apocalypse World War I.

Las Vegas, NV: A live statue waiting to startle pedestrians in front of ta fountain at Caesar's Palace in Las Vegas. When a statue comes to life, the hypothalamus in our volunteers’ brains will trigger a physical flight or fight response. What will their reflex actions be? This image is from Brain Games.

New York City, NY: ESU Team 5 leader Lt John Murphy with a bandaged hand. He is being assisted by fellow E-Man Steve Lanoce, who as the team's medic had just carried out first aid to save Lt Murphy's hand. ESU Team 5 directed over 100 civilian survivors from the plaza of the WTC on 9-11. Islamist terrorists attack the World Trade Center by flying two hijacked jetliners into the twin towers, causing them to collapse. NYPD ESU officer helps his lieutenant who has an injured hand after the first tower collapse. This image is from 9/11 Rescue Cops.

Kangiqsujuac, Northern Quebec, Canada: Hazen Audel kneels next to two sled dogs having put their harnesses on. This image is from Survive The Tribe.

Manfred Von Richthofen, better known as the "Red Baron" because of the color of his plane, was a top German air ace. A true legend, even among the Allies, he is reputed to have brought down 80 enemy aircraft. He was shot down on April 21, 1918, at the Somme. This image is from Apocalypse World War I.

Elephant standing on its hind legs to reach tree leaves. This image is from Wild Namibia.

Mpagas, Kenya: Hazen Audel looking over the cliff edge. This image is from Survive The Tribe.

(Left to right): Wahoo Captain Reed Meredith, Wahoo First Mate Banks Meredith, Fishin' Frenzy First Mate Nick Gowitzka and Fishin' Frenzy Captain Greg Mayer, Doghouse First Mate Caine Livesay, and Doghouse Captain Britton Shackelford from the North Carolina boats. This image is from Wicked Tuna: North vs South.

A Juvenile male Yunnan black and white snub nosed monkey hangs by one arm from a tree branch. Males will stay with their families until around the age of three when they are obliged to join an all-male group until they are able to successfully challenge the dominant male and start their own family. This image is from China’s Golden Monkeys.

Moremi, Botswana: Male coalitions are normally formed between brothers, one of which will be the more dominant. This image is from Wild Botswana: Lion Brotherhood.

Donington, UK: Andretti car on the track. This image is from Formula E: Racing Recharged.

Molaa, Reef Islands, Solomon Islands: Hazen Audel freediving. This image is from Survive The Tribe.

A young adult male Yunnan black and white snub nosed monkey rests on a tree branch in autumn. His fur will thicken in the coming months to protect him from the coming cold. This image is from China’s Golden Monkeys.