Medanos (appellation)

Medanos is a type of appellation, which is like a special name given to a specific area where grapes are grown to make wine. Imagine a playground with different sections for different activities - that's kind of like an appellation.
Now, the Medanos appellation is a special place in Argentina where grapes are grown to make really yummy wine. This appellation is located near the Atlantic Ocean and has lots of sand dunes, which is why it's called Medanos (which means sand dunes in Spanish).
The grapes that are grown there are special because they have to deal with harsh winds and sandy soil, which makes them really tough and strong. And because of this, the wine that's made from these grapes has a special taste that's unique to Medanos. So, it's like having a really special kind of candy that only grows in a special place - and that's what the Medanos appellation is all about!