Customers come at random times for salvage, photo, and tour guide requests, unless they are part of the story mode, then they will come at specific points in the game.
Scandanavia
Australia
CHiCKENS!
europe
There are many different types of Blue Tongues and they come from everywhere around Australia. The most common one seen in books is the Eastern Blue Tongue and it comes from around Sydney.
Immigrants come from any part of the world!
you have to click on the blue part on the stone lamp and it will come up
Switzerland, I think.
Persia
Mycenae, Greece.
It was from Mexico, part of the New World.