LOCATION: Estabrook Park, 4600 Estabrook Drive, Milwaukee. HOURS: Noon to 9 p.m. Mondays through Wednesdays, Saturdays and Sundays, and noon to 10 p.m. Fridays, per the beer garden's Facebook page.

Bubbler Talk listener, Sophia Heyn discovered the geological history of quarrying in Estabrook Park while researching a school assignment. We went together to discover the history of the riverbed.

LOCATION: Estabrook Park, 4600 Estabrook Drive, Milwaukee. HOURS: Noon to 9 p.m. Mondays through Wednesdays, Saturdays and Sundays, and noon to 10 p.m. Fridays, per the beer garden's Facebook page.

The Brief. The public is getting a better idea of what the Estabrook Falls Fish Passage Project is all about. Guided tours of the project were held throughout the weekend, including on Sunday, June 8.