Students carry a female trainee who has fallen into a stupor during high intensity training at Tianjiao Special Guard/Security Consultant camp on the outskirts of Beijing December 1, 2013. Former Chinese soldier Chen Yongqing has big ambitions for his bodyguard training school Tianjiao, which he says is China's first professional academy to train former soldiers and others as personal security guards. Chen charges 500,000 yuan ($82,400) a year for each protector as China's rich and famous look to bolster their safety and sense of importance. (Photo by Jason Lee/Reuters)

Beryl Lipton, left, douses Matt Lee during the ice bucket challenge at Boston's Copley Square, Thursday, August 7, 2014 to raise funds and awareness for ALS. The idea is: pay up for charity or get doused. The fund-raising phenomenon is catching on fast, propelled by popular videos of the dunkers and the dunked – including famous athletes and entertainers – posted on social media sites. And the challenges are raising tens of thousands of dollars and immeasurable awareness for causes from ALS to breast cancer to a camp for kids who've lost a father to war. (Photo by Elise Amendola/AP Photo)

Catwalks hang over a section of the newly constructed eastern span of the San Francisco-Oakland Bay Bridge during a media tour of the self-anchored suspension span tower on August 29, 2011 in Oakland, California. Contruction crews have erected twelve foot wide catwalks that connect to the San Francisco-Oakland Bay Bridge self-anchored suspension span's tower and crews will begin to lay the nearly one mile of main cable beginning in early 2012. The bridge has been under constrution since 2002 with an estimated price tag of $6.3 billion and will have the world's tallest Self-Anchored Suspension (SAS) tower once completed. (Photo by Justin Sullivan/Getty Images)

“Eyes Wide Open is an exhibit created by the American Friends Service Committee observing the American soldiers and marines that have died in the Iraq War. It contains a pair of combat boots to represent every American soldier and marine that has died in the war, as well as shoes representing Iraqi civilians who have lost their lives during the invasion and occupation”. – Wikipedia

Photo: A man pauses as he looks at rows of combat boots that are part of the "Eyes Wide Open" exhibit in front of San Francisco City Hall on March 19, 2012 in San Francisco, California. The Eyes Wide Open exhibition includes a pair of boots for every one of the 481 California servicemen and women who died in the Iraq war. (Photo by Justin Sullivan/Getty Images)

“MSC Fabiola is a container ship owned by Mediterranean Shipping Company (MSC), the largest such vessel ever to dock in North America. In March 2012 the ship shifted from its initial Asia-to-Europe service to begin trans-Pacific service. On March 19, 2012, Fabiola docked at the Port of Long Beach, breaking earlier records for the largest container ship at a US port, and at any North American port”. – Wikipedia

Photo: The container ship MSC Fabiola (R) is seen docked at the Port of Oakland on March 22, 2012, in Oakland, California. The MSC Fabiola is the largest container ship ever to dock at any seaport in North America with an overall length of nearly one quarter mile long. (Photo by Justin Sullivan/Getty Images)

“eLEGS is a wearable, artificially intelligent, bionic device that enables people with paralysis to stand up and walk again. The exoskeleton is battery-powered and rechargeable, fitting comfortably and securely over clothing. Initially, eLEGS will be used under medical supervision for rehabilitation and training”. – BerkeleyBionics.com

Photo: Paralysis victim Stephanie Sablan (L) is helped by physical therapist Shonna Moran as she walks using eLEGS robotic legs at Santa Clara Valley Medical Center on May 25, 2011 in San Jose, California. Sablan, 24, was paralyzed from the waist down earlier this year when she was in a car accident and has begun using the newly developed eLEGS made by Berkeley Bionics. The robot-like battery powered eLEGS fit over clothing and enables people with paralysis to stand up and walk again. (Photo by Justin Sullivan/Getty Images)

“The western or lowland bongo is a herbivorous, mostly nocturnal forest ungulate and among the largest of the African forest antelope species. Bongos are characterised by a striking reddish-brown coat, black and white markings, white-yellow stripes and long slightly spiralled horns”. – Wikipedia

Photo: The one month old newborn Bongo Antelope Calf ventures out in the cold with his mother in their enclosure at London Zoo on December 9, 2005 in London, England. (Photo by Christopher Lee/Getty Images)

Ng Sin Nee (L) and Lee Shin May (R) from Malaysia take pictures with the panoramic view of the city from the Sky Box at KL Tower, the world's seventh tallest telecommunications tower, in Kuala Lumpur on May 24, 2016. Officially opened on May 20, the Sky Box has been the latest attraction for tourists arriving to the Malaysian capital. It stands 300 metres above ground and can fit six people at any one time, and offers spectacular views of the Kuala Lumpur skyline, including the iconic Petronas Twin Towers. (Photo by Mohd Rasfan/AFP Photo)