This is the world's biggest loaf of bread. No, it's the new Barclays Center in Brooklyn, New York, home of the NBA's Brooklyn Nets, relocated from New Jersey. The Barclays Center is brown on purpose, not for want of paint. That's "weathered steel" there, Pilgrim, i.e. rusty steel.

An attempt to capture Brooklyn's industrial past.  The rust drips on the sidewalk. Stains windows, shoes.
No.