Pa. - The overseers at Fallingwater released plans to fix the source of a consistent complaint by visitors to Frank Lloyd Wright's masterpiece — the bathrooms. Composting toilets near the home, about 70 miles southeast of Pittsburgh, have failed to work properly and have left many of the 140,000 visitors each year talking about the aroma as well as the architecture. A new system, which has been six years in the making, calls for nearly five miles of underground piping and a waste disposal system intended to protect the pristine environment around Bear Run, the stream that flows underneath the...