The North American continent is approximately 160 million years old, yet in the United States, we tend to focus on what amounts to 3300 millionths of that history, which is the period between 1492 to the present. Kathleen DuVal, a Professor of...
The North American continent is approximately 160 million years old, yet in the United States, we tend to focus on what amounts to 3300 millionths of that history, which is the period between 1492 to the present. Kathleen DuVal, a Professor of...