Check out these urban abandonments of the modern world.

Burning Man is an amazing annual event that takes places for one week a year in the remote Black Rock Desert.

Drop Spots are the basis for a unique form of urban interaction.

The transformable, convertible and collapsible designs below are impressively practical.

Have you ever wondered why so much public space seems to go to waste? Even apparently 'natural' green areas are carefully cultivated, requiring time, energy and water.

This amazing video shows the ways in which people are rethinking urban density.

Kozyndan illustrate compelling scenes from major urban areas all over the globe, from San Francisco to Tokyo, New York to Newcastle.

The now-infamous Google Street View van has captured embarrassing moments, created accidental celebrities and documented interesting urban changes over time.

Here are some engaging types and works of visual and performance art that have prompted critical thought or stirred up controversy, all without getting the artist(s) in trouble.

Creative urban photographers have a way of representing cities in new and different lights.

Check out these urban abandonments of the post-modern world.

Have you ever been drawn to the calm beauty of abandoned buildings, or even tempted to explore forbidden structures in the urban landscape?

Belfast, the capital city of Northern Ireland, has been home to some of the worst violence Ireland has endured.

What Does It Mean to Be Homeless? An estimated 100 million people worldwide are "homeless" ... but what is homelessness?

Regardless of your view of street dwellers or opinion regarding the best solutions to these problems, suspend your judgment for a moment to take in these extremely cool designs!