Sutter's ghost may be standing there now, fingers crossed that Sacramento can cope more successfully with the new rush of people heading towards it.

ECONOMIST: Urban sprawl

Abandoned mental institutions may be most famous for the ghost hunting they inspire, but one formerly deserted hospital has found another fate.

BBC: Reinventing a Michigan mental hospital

It may not be easy to lay that ghost to rest anytime soon.

CNN: The Plot Thickens