Gloria Lincoln-Thompson carries her 9mm Smith & Wesson pistol in her waistband during a rally in support of the Michigan Open Carry gun law in Romulus, Michigan, in this April 27, 2014 file photo. (Photo by Rebecca Cook/Reuters)

Some people use paper as their canvas for creating works of art, Patrik Bundeli, on the other hand, uses Ping-Pong balls. His steady hand turns simple white balls into elaborate cartoonish faces. Some of his works feature black and white gothic visages, while others have adorable little snouts. The latter ones would make a wonderful addition to any working place, putting smiles on everyone’s faces. (Photo by Patrik Bundeli)

Penitents wearing masks, known locally as “Morions” take a selfie during the start of Holy Week celebrations in Mogpog, Marinduque in central Philippines March 21, 2016. The Moriones is an annual festival held on Holy Week on the island of Marinduque, Philippines. The “Moriones” are men and women in costumes and masks replicating the garb of biblical Roman soldiers as interpreted by local folks. (Photo by Erik De Castro/Reuters)

People rush an injured woman to a local hospital in Peshawar, Pakistan, Monday, October 26, 2015. A powerful 7.7-magnitude earthquake in northern Afghanistan rocked cities across South Asia. Strong tremors were felt in Kabul, New Delhi and Islamabad on Monday. In the Pakistani capital, walls swayed back and forth and people poured out of office buildings in a panic, reciting verses from the Quran. (Photo by Mohammad Sajjad/AP Photo)

Submersible “Jiaolong” is put into the sea for the second dive during a series of six scheduled ones to attempt the country's deepest-ever 7,000-meter manned dive on June 19, 2012 in At Sea, Unspecified. The submersible “Jiaolong”, carrying three people, reportedly reached a depth of 6,965 meters in the Mariana Trench, the deepest part of the world's oceans which is located in the western Pacific Ocean, on June 19, local time. (Photo by China Foto Press)

“Photographer Seth Casteel has definitely taken animal photography to new heights – or depths – with his hilarious photos of dogs chasing balls underwater. Casteel, who, naturally, has two dogs of his own (a mini Labradoodle and a Norwich terrier), said that he's drawn to underwater dog photography because the photos show a side of dogs that people may have never seen before”.

Photo: Seth Casteel Underwater Dog Pictures (Photo by Seth Casteel)

“APOPO’s Training Center, situated on Sokoine Univeristy of Agriculture (SUA) in Tanzania, was established in 2000 to accommodate training and testing of mine detection rats in near-to-real conditions”. – APOPO

Photo: MDR (Mine Detection Rat) learn to look for mines. (Photo by APOPO's HeroRATs)

A woman uses a tree branch to fight a fire on the road leading to the village of Parada, near Mortagua, northern Portugal, Thursday, August 11 2016. Firefighters in Portugal are battling multiple blazes fed by brush in a hot, dry summer for a sixth straight day. Major fires have also been raging in northwestern Spain and southern France. (Photo by Sergio Azenha/AP Photo)