2 million years ago marked the beginning of an Ice Age that covered much of North America in a thick sheet of ice. This mass, known as the Laurentide Ice Sheet would reach as far down as the southern states at its apex. It would grow and recede three times, spreading rock formations and carving out valleys and rivers, including our own Hudson River.Artist Credit: Fine Print. Reprinted with permission.
315 Madison Avenue • firstname.lastname@example.org