An abandoned school for delinquents with a squatter, suspected drug use, dead pigeons, and strict student rules posted throughout. I'll bet this place was NO fun. Take a look...
Not yet abandoned, even though it appears to be. Seagulls have taken over the roof, leaving their 'calling cards' all over the outside walls. Info & photos are here...
There's apparently an abandoned city in the woods in northern Michigan. I don't think it could be considered a ghost town, since all that's left is rubble and the remains of what once was a thriving town.