An art installation finding buildings that have been infested with bed bugs and placing Bed Bug hotels outside as warnings to anyone walking by or moving in.
The project was live 2011-2012 in Manhattan, NYC
(A Webby Honoree)

See a nice story about it here: http://www.boweryboogie.com/2011/10/introducing-bed-bug-hotels/

A Few more sources

L Magazine: http://bit.ly/roJWHq,
The Observer: http://bit.ly/tikanZ,
Gothamist: http://bit.ly/u37l0F,
Bowery Boogie: http://bit.ly/tWZudO,
Village Voice: http://bit.ly/vCj5JM,
Huffington Post: http://huff.to/I0ieIa,
New York Press: http://bit.ly/IBzLax

The making of: