What is infinitely more fun than spray-painting a wall? Throwing confetti, of course! This fun art exhibit lets spectators participate in the graffiti creation.

This incredibly moving interactive public art installation in New Orleans asked people to share what they most wanted to accomplish in their lifetimes.

Shadows are the most fleeting parts of the urban landscape, but some artists use various methods to make the shadows last just a little longer.

10-foot-tall wild animals spring to life in the streets of Mexico from the spray paint can of Belgian artist ROA, champion of the underdogs of nature.

Comic book artist and muralist Phlegm makes the streets of England look like pages from an illustrated book, telling a story with giant black-and-white images.

Alexandre Farto aka Vhils, has become famous for his stunning murals, created by scratching away what's already there, rather than adding additional material.

In cities around the world, couples are symbolically sealing their relationships by locking their affection in public spaces and throwing away the keys.

From Philadelphia's stunning series of murals by Meg Saligman to JR's photos pasted onto slums in Brazil, these 13 urban mural projects bring color to the city.

There are layers to the world around us. What does an urban landscape obscure? This artist shows us what lies beneath some of the common sights on city streets.

Two Dutch artists turn a depressing Rio slum into a giant canvas splashed with cheerful shades of pink, green, blue and yellow.