A massive monument of General Robert E Lee that once sparked riots in the Virginia city of Charlottesville is now a pile of melted-down bronze, artfully displayed in a Los Angeles museum. Next to the sculpture are barrels of toxic "slag" leftover from the melting process. Around the corner, there is a massive, graffitied equestrian statue of Lee and Thomas "Stonewall" Jackson – the two most famous Confederate generals in the US Civil War, which the Confederacy lost in 1865 and ultimately led to