Come learn about the Four Billion Year Story of Medford with geologist Eamon Earls!

Vanished continents? Volcanoes? Dinosaurs? Glaciers? Discover the incredible four billion year true story of your community from the formation of Earth to the present day with geologist and author Eamon McCarthy Earls.

Author of multiple books on regional history and a former Town Councilor in Franklin, Massachusetts, Eamon studied geology at UMASS-Amherst.