Petroglyph Lecture with Dan Coates

View petroglyphs from Bald Friar Rock at Havre de Grace Maritime Museum
and learn more about their meanings and origins from lecturer Dan Coates,
who has over 25 years of local archaeological experience. The Lecture will
focus on the petroglyphs (prehistoric rock images) found at Bald Friar Ford,
between Harford and Cecil Counties.