it is in christiansburg, Virginia
Japan.
There are many places but in the U.S. State of Idaho is famous for that.
It depends on which kind of sugar, whether it's sugar cane or sugar beets. Both are harvested using mechanical harvesters, but both machines are radically different. If you search Google Images for...
No. Only things that are grown are harvested. Asbestos is a mineral and is mined.