My max score (without using Google to look up words/places, you cheating bastids) was 14900.
They tend to have these regions relatively overrepresented:
Brazil to some extent.
So after playing some time you start to guess those more often.
On my 14900 round I got set up nicely with 2 places I've actually seen in person
It was a cool feeling to immediately recognize Roman ruins right out of the gate!