The 'Hencho en Mexico' is just 'made in mexico'... probably by Marco's pottery.

As for the raised center, my guess is that it's just so you don't have to put so much soil in it. Many people fill the bottom of theirs with rock, maybe this is a way to get around that?

Can you post a picture?

Here's link to photo.

Here is a link that might be useful: planter photo

I don't think that is a planter. I think it is for storing garden hose.

Ha! You're right about the garden hose - Thank you!