Have you wondered what's beneath your feet right now? With the latest research on rocks and climate, you will have a chance to discover the four billion year story of Carlisle from the dawn of life to our rapidly changing modern world.

Eamon McCarthy Earls is the author of more than a dozen regional histories about Massachusetts, Rhode Island, Connecticut and southern New England as a whole. To date, he has delivered over 200 presentations to audiences at libraries, historical societies, museums, senior centers and business groups. In addition to his background as a writer and presenter, he is also a trained geologist.

Presented with the support of the Susan Zielinski Natural Science Fund. Please register to receive the Zoom link.