Here's the ELCA's official website (http://www.elca.org/), so you can peruse at your leisure--I think the "about the ELCA" section gives a lot of their background, the Constitutions, organizational structure, and so on.
As for creepy old mental hospitals--the property where the old Tennessee Central State Hospital stood in Nashville is now the site of a Dell Computers assembly plant--before this plant was built there were extensive ceremonies [including Native American] to exorcise and "pacify" the site's supernatural content--they had their own graveyard there, besides the general creepiness you'd associate with that sort of site, which had been a mental hospital since shortly after the Civil War.
no subject
As for creepy old mental hospitals--the property where the old Tennessee Central State Hospital stood in Nashville is now the site of a Dell Computers assembly plant--before this plant was built there were extensive ceremonies [including Native American] to exorcise and "pacify" the site's supernatural content--they had their own graveyard there, besides the general creepiness you'd associate with that sort of site, which had been a mental hospital since shortly after the Civil War.