Three samurai warriors in armour, circa 1880. (Photo by Kusakabe Kimbei). P.S. All pictures are presented in high resolution.

Members of Krewe Delusion, one of the the first parades of the Mardi Gras festivities, through the French Quarter of New Orleans January 31, 2015. (Photo by Lee Celano/Reuters)

Ukrainians wearing traditional costumes sing Kolyadky or Ukrainian Christmas Carols, as a part of Orthodox Christmas in Kiev, Ukraine, Thursday, January 7 2016. Orthodox Christians mark their traditional Christmas Day Jan. 7, with many ancient symbolic events. (Photo by Sergei Chuzavkov/AP Photo)

Jason Bregartner and his son Jason Jr., 2, sit in costume with J.D. Mirable at a bustop during the NYC Zombie Crawl in New York, October 18, 2015. (Photo by Shannon Stapleton/Reuters)

A Vietnamese bride is seen pushing the groom on a scooter during a photo shoot for their wedding in An Bang Beach outside Hoi An in Vietnam December 11, 2016. (Photo by Reuters/Stringer)

An Ethiopian Orthodox monk prays within a rock hewn church ahead of Ethiopian Christmas in Lalibela, January 6, 2017, which is celebrated on January 7. (Photo by Tiksa Negeri/Reuters)

Warriors from the Suri tribe in Ethiopia still stage the savage “Donga” battles – even after many fighters have been died from their injuries. Donga stick fights take place after the harvests, the Surmas count days owing to knots on a long stem of grass or jags on the trunk of a tree dedicated to that specific use. Here: A tribeswoman sporting a huge lip plate and wearing a skinned animal carcass on her head. (Photo by Eric Lafforgue/Exclusivepix Media)