In this February 9, 2017 photo, graffiti artist Yulier Rodriguez Perez poses with one of his works, painted on a wall in Old Havana, Cuba. Rodriguez was born in the central province of Camagüey, where he says he tried without success to get a formal art education. He gave up and ended up learning on his own with local teachers. (Photo by Ramon Espinosa/AP Photo)





In this February 12, 2017 photo, work of urban artist Yulier P. adorns a wall on a street in Havana, Cuba. The canvas of the The 27-year-old artist, whose full name is Yulier Rodríguez, consists of walls, usually rough, peeling, on buildings or houses that seem to be collapsing or have been abandoned. (Photo by Ramon Espinosa/AP Photo)





In this February 9, 2017 photo, graffiti artist Yulier Rodriguez Perez poses with one of his works, painted on a wall in Old Havana, Cuba. Three years ago, the whimsical designs of the 27-year-old artist with the signature Yulier P. began to appear on walls in Havana where graffiti is rare. (Photo by Ramon Espinosa/AP Photo)





British opposition Labour Party leader Jeremy Corbyn leaves his home in north London on February 23, 2017. Britain' s ailing Labour party was battling today to avoid defeat in two parliamentary by- elections, fighting off UKIP in one Brexit bastion and fearing a historic loss to the governing Conservatives in the other. (Photo by Daniel Leal-Olivas/AFP Photo)





A graffiti is seen along a street in the Miraflores district of Lima, Peru, December 7, 2016. (Photo by Mariana Bazo/Reuters)





A man stops to look at a nationalist mural depicting Northern Ireland's First Minister Arlene Foster that refers to a flawed energy policy which has lead to deputy first minister Martin McGuinness resigning, throwing the devolved joint administration into jeopardy, in Belfast Northern Ireland, January 10, 2017. (Photo by Clodagh Kilcoyne/Reuters)





A man walks past a mural on the Falls Road a day after Northern Ireland's Deputy First Minister Martin McGuinness resigned, throwing the devolved joint administration into crisis, in Belfast Northern Ireland, January 10, 2017. (Photo by Clodagh Kilcoyne/Reuters)





A man walks past a mural on the Falls Road a day after Northern Ireland's Deputy First Minister Martin McGuinness resigned, throwing the devolved joint administration into crisis, in Belfast Northern Ireland, January 10, 2017. (Photo by Clodagh Kilcoyne/Reuters)





A woman walks past a mural on the Falls Road a day after Northern Ireland's Deputy First Minister Martin McGuinness resigned, throwing the devolved joint administration into crisis, in Belfast Northern Ireland, January 10, 2017. (Photo by Clodagh Kilcoyne/Reuters)





A woman walks past a mural on the Falls Road a day after Northern Ireland's Deputy First Minister Martin McGuinness resigned, throwing the devolved joint administration into crisis, in Belfast Northern Ireland, January 10, 2017. (Photo by Clodagh Kilcoyne/Reuters)





A man walks outside the Blue Parrot nightclub after a gunman opened fire early Monday outside the venue, killing several people and injuring others during a BPM electronic music festival, according to a statement of the organizers, in Playa del Carmen, Mexico January 16, 2017. (Photo by Victor Ruiz Garcia/Reuters)





A man walks past a graffiti by Brazilian artist Paulo Ito depicting the statue of Christ the Redeemer juggling the Olympic rings in Rio de Janeiro, Brazil, January 16, 2017. (Photo by Nacho Doce/Reuters)





A graffiti depicting a wrestler applying a choke hold to U.S. President Donald Trump is pictured in El Paso, U.S. January 17, 2017. (Photo by Tomas Bravo/Reuters)





Children walk past a graffiti painted on the wall of a building located inside the 15th-century complex built by Mameluk Sultan al-Ashraf Qaitbey, in Cairo's City of the Dead, Egypt February 13, 2017. (Photo by Amr Abdallah Dalsh/Reuters)





People ride a motorcycle in front of a graffiti painted on the wall of a house located inside the 15th-century complex built by Mameluk Sultan al-Ashraf Qaitbey, in Cairo's City of the Dead, Egypt February 13, 2017. (Photo by Amr Abdallah Dalsh/Reuters)





A man walks in front of a graffiti painted on the wall of a building located inside the 15th-century complex built by Mameluk Sultan al-Ashraf Qaitbey, in Cairo's City of the Dead, Egypt February 13, 2017. (Photo by Amr Abdallah Dalsh/Reuters)





A girl walks in front of a graffiti painted on the wall of a house located inside the 15th-century complex built by Mameluk Sultan al-Ashraf Qaitbey, in Cairo's City of the Dead, Egypt February 13, 2017. (Photo by Amr Abdallah Dalsh/Reuters)





Graffiti is seen on a beach in Bakau, Gambia February 20, 2017. (Photo by Thierry Gouegnon/Reuters)





Graffiti is seen on a street in Bakau, Gambia February 20, 2017. (Photo by Thierry Gouegnon/Reuters)





A mural of a struggling child with a knife to his neck is painted on the wall of an house in Brussels, Thursday, January 26, 2017. Depicting details from Caravaggio and Dutch Master paintings, an anonymous street artist is the talk of the town and again asks that age-old question about art: how far can it go before it outrages just too much. (Photo by Geert Vanden Wijngaert/AP Photo)





A mural of a gutted body hanging upside down with blood seeping out, is painted on an apartment building in Brussels on Thursday, January 26, 2017. (Photo by Geert Vanden Wijngaert/AP Photo)





In this February 12, 2017 photo, the work of urban artist Yulier P. adorns a wall on a street in Havana, Cuba. Cuba has long had a thriving art scene and there has in recent years been a boom for works by some of the island's most famous painters. But the 27-year-old artist, whose full name is Yulier Rodríguez Pérez did not emerge from the artistic establishment and the kind of urban art he practices is unusual here. (Photo by Ramon Espinosa/AP Photo)





A piece of street art is pictured in the Ferdinand housing estate in Chalk Farm on February 6, 2017 in London, England. Street artists from around the world have completed a series of murals in the north London estate with the permission of Camden Council. (Photo by Jack Taylor/Getty Images)