Once, long, loong, loooooong ago in the days of Late Jurassic period in the world of Pterodactylus, famous flying dinosaur, mother Earth was pretty busy with the works of creating continents, large mountains, seas and oceans like we know today. At the time the place we know as Europe was mostly covered by large sea by the name of Paratethys. About hundred millions of years later, dramatic tectonic changes started producing large mountain formations today well known as Alps and Carpathians, which made Paratethys to loose connection with Mediterranean to the south and to form separate large inland sea in today's central Europe. Millions of years later, there are two remnant seas that still exist with names of Black and Caspian Seas. But there was one more in nowadays Pannonain basin, that lasted almost 9 millions years and finally disappeared in the middle of the Pleistocene Epoch, about 600,000 years ago with remnant lakes here and there especially in Hungary today. During its long