For today's Geo Quiz.........follow your nose.

We're looking for one of the wine capitals of the world.

This city in south-western France has produced wine since the 8th century.

Breath in the air around any of the thousands of wineries called châteaux.....

...And you may detect the aroma of the classic red wine produced here.

We'll talk to the owner of a chateaux that's been producing some of the most expensive and prestigious wines in the world.

Now his nose is among the most prestigious noses in the world.