(Jon of the Clue Crew shows a map on a screen) During the Pleistocene Epoch, the ocean receded, and Beringia emerged, an example of this 2-word type of isthmus, allowing humans to come from Asia to America,
- Plain Local Schools [PAR] The term Beringia refers to the 1,000-mile long landmass that connected Asia 
and North America 10,000-25,000 ... During this time, glaciers up to two miles 
thick ...