Jim, I had the same inspiration. I sat and went through the world atlas tday. Antartica is the best match. (but the lower bay is kind of funky) A couple of people have Red chips like this. We need to find 500 whites to know it's National Geophysical Year poker players. <G>

Kamchatka has some close features, but is missing the curved border.

Where the heck else would we find a curved border?

OK it's from the Elvis is alive set...

That clear spot looks like a lake.

Darn this is unusual!