A string of oya blocks rise above the seated patrons in the lobby of the hotel.  Photo 3 of 9 in Frank Lloyd Wright’s Imperial Hotel Was a Trial by Fire, But It Sparked His Most Famous Homes

Frank Lloyd Wright’s Imperial Hotel Was a Trial by Fire, But It Sparked His Most Famous Homes

3 of 9

A string of volcanic rock oya blocks rise above the seated patrons in the lobby of the hotel.