A woman sits on the side of a street during the Grand Parade of Aalborg Carnival in Aalborg, Denmark May 23, 2015. (Photo by Henning Bagger/Reuters/Scanpix Denmark)
People dressed as zombies participate in a parade for World Zombie Day 2016 in London's West End, Britain on October 9, 2016. (Photo by Splash News and Pictures)
A clown poses for a picture in a parade during Salvadoran Clown Day celebrations in San Salvador, El Salvador, December 7, 2016. (Photo by Jose Cabezas/Reuters)
Costumed participants take a break during a traditional Perchtenlauf (Perchten parade) in Osterseeon near Munich, Germany, December 17, 2016. (Photo by Michaela Rehle/Reuters)
Soldiers are reflected in a puddle during a military parade during the celebrations for Romania's National Day in Bucharest December 1, 2014. (Photo by Radu Sigheti/Reuters)
A masked reveller parades through the streets on the first day of the carnival season in Lucerne, Switzerland, 12 February 2015. In the background the well known Kappellbruecke bridge. (Photo by Alexandra Wey/EPA)
Model Juliana Paesthe (C) of Viradouro samba school participates in the annual carnival parade in Rio de Janeiro's Sambadrome, February 15, 2015. (Photo by Ricardo Moraes/Reuters)
A reveller dances during “Lou Queernaval” parade, the first lesbian, gay, bisexual and transgender (LGBT) carnival in France, as part of the Carnival of Nice February 19, 2016. (Photo by Eric Gaillard/Reuters)