To an outsider, their passion is at times illegal and often on the verge of life and death. But climbing rooftops of high-rise buildings and exploring abandoned facilities is in the blood of these young Muscovites. The small group calls itself “Rudex”, which stands for “roof and decay exploration”, and is akin a Western youth craze known as urbex or “urban exploration” of man-made structures. Here: Urban explorer Vad Him of Rudex team jumps whilst on a rooftop in Moscow, Russia, August 14, 2017. (Photo by Maxim Shemetov/Reuters)

Afghan paraglider Leeda Ozori, 21, walks after practicing in Kabul, Afghanistan September 14, 2015. She is one of a group of young Afghans taking to the skies of a capital where military helicopters and surveillance balloons are a far more familiar sight. Women in Afghanistan's conservative Muslim society are increasingly entering areas such as education, sports and the workplace, but most still wear the head-to-toe garment, the burqa. (Photo by Mohammad Ismail/Reuters)

Men dressed as “Krampuss” prepare to parade at Munich's Christmas market, December 13, 2015. Young single men will wear the traditional attires known as “Krampusse”, consisting of animal skins and masks, with large cow-bells to make loud and frightening noises and parade through the city. They follow “Saint Nicholas” from house to house in December each year to bring luck to the good and punish the idle. (Photo by Michael Dalder/Reuters)

Gaikuo-Captain is a young Chinese student of chemical engineering, and a talented illustrator. His passion for the comic was demonstrated by a series of works that combine drawings with photographs, so that he himself is "immersed" in a fantasy to interact with characters from comic books and manga. His pieces are successful in social networks, particularly in Weibo, Chinese social network where Gaikuo publishes. You can see all his work on his zcool profile.

Gaikuo-Captain is a young Chinese student of chemical engineering, and a talented illustrator. His passion for the comic was demonstrated by a series of works that combine drawings with photographs, so that he himself is "immersed" in a fantasy to interact with characters from comic books and manga. His pieces are successful in social networks, particularly in Weibo, Chinese social network where Gaikuo publishes. You can see all his work on his zcool profile.

Reuters photographer Siegfried Modola gained access to a circumcision ceremony in rural Kenya for young girls of the Pokot tribe, in Baringo County. Here: a Pokot girl, covered in animal skins, walks to a place where she will rest after being circumcised in a tribal ritual in a village about 80 kilometres from the town of Marigat in Baringo County, October 16, 2014. (Photo by Siegfried Modola/Reuters)

A house built on a rock on the river Drina is seen near the western Serbian town of Bajina Basta, about 160km (99 miles) from the capital Belgrade May 22, 2013. The house was built in 1968 by a group of young men who decided that the rock on the river was an ideal place for a tiny shelter, according to the house's co-owner, who was among those involved in its construction. (Photo by Marko Djurica/Reuters)

“Photoswapped: Mum and dads switch heads with their children in freakiest photos you'll ever see. It is a position that many young children would love to be in. And now these strange and sometimes unnerving images show what it would actually be like if babies swapped roles, and heads, with their mother or father. The photos, created by top advertising photographer Paul Ripke, are so eye-catching that they have swept across the world online”. (Photo by Paul Ripke/Barcroft Media via Fame Pictures)