I remember, many years ago, any place that had been abandoned or unused was left as it is to slowly crumble away, (good places to explore!), but nowadays, with land being precious, it doesn't take long for a company to come along and build a housing estate, supermarket, car park, etc, in place of it!
What actually happens...>>>
http://www.youtube.com/watch?v=94bdMSCdw20 Lots of fascinating places still left in my memory....
Paul....

....!
Win 8.1 64-bit. DX11. Advent Tower. Intel i7-3770 3.9 GHz 8-core. 8 GB System RAM. AMD Radeon HD 7700 1GB RAM. DVD ROM. 2 Terra Byte SATA Hard Drive. Philips 17" LCD Monitor. Saitek Cyborg X Fly-5 Joystick. ...and a Briggs and Stratton Petrol Lawn Mower.