Spring Film Series: Great Lakes, Ancient Shores: Reefs and Lake Levels

June 10 2018 | 2:00pm to June 11 2018 | 2:55pm

Dive into the past with the Great Lakes Division Sea Cadets as they explore ancient coral reefs and evidence of changing lake levels in the freshwater seas.

Admission is FREE. Shown at the Dossin Great Lakes Museum. Running time: 25 minutes.