Graffiti is the unauthorized marking of public or private property with words or images.

Keith Haring was a New York-based artist known for his large-scale murals depicting animals and human figures.

A mural is a large-scale painting or design applied directly to a wall or other surface.

Banksy is a British street artist known for his iconic stencils of political and cultural figures.

An assemblage is a temporary street art installation made from found objects.

Shepard Fairey is an American street artist known for his wheatpasted posters featuring bold, graphic imagery.

Stenciling is a street art technique that involves creating an image by cutting a stencil and spraying paint through it.

Os Gemeos are Brazilian twin artists known for their large-scale, colorful murals depicting everyday life in urban communities.

Scratching is a street art technique that involves creating an image by scratching or etching into a surface.

JR is a French street artist known for his large-scale, black-and-white murals depicting historical and political figures.

Projection mapping is a street art technique that involves creating an image by projecting light onto a surface.

Yayoi Kusama is a Japanese artist known for her large-scale, interactive murals that allow viewers to participate in the artwork.

Sticker art is a street art technique that involves creating an image by using stickers.

Gaia is an Italian street artist known for his large-scale, colorful murals depicting animals and plants.

Yarn bombing is a street art technique that involves creating an image by using yarn or thread.