I think that it is because most archaeologists tend to explore places where they live and where they know something about. And where they can get funding. Like

I think that it is because most archaeologists tend to explore places where they live and where they know something about. And where they can get funding. Like Mediterranean sea. Underwater archaeology is very expensive. There are guys who explore shipwrecks to sale treasures from them, you can look at their financial reports here (it is not easy for them): http://www.odysseymarine.com/ http://www.odysseymarine.com/