For today's Geo Quiz --- we're zooming in on a town in the German state of Saxony.
It's located where the Czech Republic juts into Germany. This town is home to some master musical instrument makers.
Their brass and wooden instruments show up on stages around the world.
The town's nickname is "Saxony's Cremona" ... a reference to the Italian city that's home to the Stradivarius violin.
One of Saxony's most talented craftsmen picked up and left town in 1833 to follow his dream.
We'll tell you more about CF Martin in a couple of minutes. First try to name this German Saxon town that's linked to some of the best guitars around (a whole lot of strumming).