“Filthy Luker is a painter who is really attacking his audience. Who could think that a green octopus suddenly starts to creep out from the windows, a huge banana rind lounges just in the center of a road and the trees start to see!” (Photo by Filthy Luker/Vedi tutte le foto via Giornalettismo.com)

Artist Julien “Seth” Malland aka Seth Globepainter has become known around the world for his vibrant murals of people, most frequently children, who appear to be sucked into colorful rainbow-like voids. The figures are usually facing away from the viewer, their attention completely swallowed by pools of dripping color revealed behind drab, urban facades.

A jogger runs on the bank of Donaukanal channel in central Vienna, Austria, September 5, 2016. (Photo by Heinz-Peter Bader/Reuters)

New Jersey based artist, Joe Iurato creates art using hand-cut paper and spray paint to make small wood cutout figures and placed in public spaces. According to Iurato, “a puddle can become a lake, a small crack in a cement wall can become a magnificent climb, a planter box can become a place for a child to play, and a shadow might be a tangible space for a few seconds a day”. Photo: “Small World”. (Photo by Joe Lurato)

Iranian artist and designer Mehdi Ghadyanloo, with the help of the municipality, is slowly brightening up the city of Tehran one wall at a time. The 33-year old street artist has been painting murals and walls in Tehran for the last 5 years age, during which he’s reported to have painted over one hundred walls.

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)

A mural signed by “TV Boy” and depicting Pope Francis and U.S. President Donald Trump kissing, is seen on a wall in downtown Rome, Italy on May 11, 2017. (Photo by Tony Gentile/Reuters)