In Pittsburgh, entire houses have been converted into individual art installations filled with unusual objects. A new house ...

A new house is now open. Outside: vinyl siding. Inside: a bear You'd never know, from walking around this quiet, residential neighborhood in Pittsburgh, that inside one of the houses is a ...

bear. Or a full-sized lighthouse. Or a secret passage through a fireplace. Outside, there's vinyl siding. But the insides of the four Troy Hill Art Houses are art installations that yank visitors ...