Aerial photography platform SkyPixel received 27,000 entries to its 2016 competition. Here are the winning shots plus some of our favourites. Here: Dam near perfect. Second prize in the same category was of the Huia Dam in Auckland, New Zealand. Hong Kong-based SkyPixel was launched in 2014. (Photo by Brendon Dixon/SkyPixel)

Cairo-based artist Chanel Arif's paints for her art project called After Dinner that uses humans and their surroundings as her canvas, in her gallery in the capital of Cairo, Egypt March 2, 2017. (Photo by Sherif Fahmy/Reuters)

U.S. first lady Melania Trump steps out of her motorcade vehicle as she departs Washington for a tour of several African countries from Joint Base Andrews, Maryland, U.S., October 1, 2018. (Photo by Carlo Allegri/Reuters)

Protesting women shout slogans during a demonstration against sexual violence in front of the governor's mansion in San Juan, Puerto Rico on May 3, 2021. The demonstrators denounce the inaction and slowness of the state in implementing the executive order declaring a state of emergency against gender-based violence. (Photo by Ricardo Arduengo/AFP Photo)

A radiation monitor indicates 114.00 microsieverts per hour near the building housing the plant's No. 4 reactor, center, and an under construction foundation, right, which will store the reactor's melted fuel rods at Tokyo Electric Power Co.'s tsunami-crippled Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima prefecture, Wednesday, March 6, 2013, ahead of the second anniversary of the March 11, 2011 tsunami and earthquake. Some 110,000 people living around the nuclear plant were evacuated after the massive March 11, 2011, earthquake and tsunami knocked out the plant's power and cooling systems, causing meltdowns in three reactors and spewing radiation into the surrounding air, soil and water. (Photo by Issei Kato/AP Photo/Pool)

Dinosaur robots acting as receptionist greet a hotel employee demonstrating how to check-in to the hotel during a press preview for the newly-opening Henn na Hotel Maihama Tokyo Bay in Urayasu, east of Tokyo, Japan March 15, 2017. The reception desk is handled by robots that speak Japanese, English, Chinese and Korean, as well as porter robots that help guests carry luggage to their rooms. Tasks such as window-cleaning and vacuuming are also handled by robots. Japan's second robot-run hotel Henn na Hotel (“strange hotel” in Japanese) opened on March 15, 2017 as the robot-staffed hotel near Tokyo, operating company H.I.S. Co. said. (Photo by Issei Kato/Reuters)

“The technology was designed to address the risk associated with head-on or nearly head-on motorcycle collisions, which account for a large percentage of motorcycle crashes. The airbag was designed to deploy during a severe frontal collision in which a rider could be thrown forward from the motorcycle. Once deployed, the airbag stands upright in front of the rider to help absorb the rider’s kinetic energy prior to leaving the motorcycle”. – Ohio.Honda.com

Photo: Honda Motor Co., Ltd.'s world's first production motorcycle airbag system is introduced at a press conference at Honda's HQ on September 8, 2005 in Tokyo, Japan. The motorcycle airbag system to be installed to lessen the injuries of the rider is comprised of the airbag module that include the airbag and the inflator, crash sensors that monitor acceleration changes and an ECU that performs calculation to determine when a collision is occuring. (Photo by Junko Kimura/Getty Images)

Servicemen of the Belarussian Interior Ministry's special forces unit perform during Maslenitsa celebrations, a pagan holiday marking the end of winter celebrated with pancake eating and shows of strength, at their base in Minsk, Belarus February 19, 2017. (Photo by Vasily Fedosenko/Reuters)