This process displaced older geological layers and pushed them upward, while lighter sediments floated on top, effectively reversing the conventional order of the Earth’s layers.

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity.

Long Island History Dive into the history of Nassau & Suffolk with archival stories, photos, videos and more.