Architectural light graffiti, or projection bombing, falls somewhere curiously in between street light art and large-scale temporary installations.

Here are some great urban exploration photo collections and other links related to building infiltration and draining to help you get started as an explorer.

What is urban life without a little excitement, spontaneity and strangeness? In city settings, these have huge and fun disruptive potential as well!

Surprisingly, neither is the art of constructing tall buildings, as evidenced by the city of Shibam with its amazing resilience and impressive density.