The demolition site of the former combined courthouse and police station building of Oulu in Finland. Prior to the demolition, the building was almost unoccupied for years due to some severe indoor air problems.
<a href="//commons.wikimedia.org/wiki/User:Methem" title="User:Methem">Methem (Mikko J. Putkonen)</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>