More flakes were knocked off from both sides of a stone and there is evidence that the maker had a preconceived notion of the tool's final form.
Acropolis - The "high point" or citadel of an ancient Greek city, like the Acropolis in Athens.
A Solidarity Service hymn and dance which is used to signify the coming together of many people into a unified oneness.
During the last ice age, the exposed ocean floor between Sibera and North America made a perfect migration path to the New World.
The first Americans walked to the New World across a land bridge that joined Asia and North America between 70,000 and 11,000 years ago.
Looking at a globe, the reason is obvious: there's no dry route from there to here. But we've long known that a land bridge joined present-day Alaska and Russia in a kind of pre-cold war geologic detente.
The bridge "rose" from the ocean as vast amounts of ocean water became tied up in the enormous glaciers of the last ice age.