A walk through the centuries of a historic urban landscape. Hear the story of how Frederick Law Olmsted transformed an area of polluted waterways and mudflats into a scenic fens, and the later 20th century revisions that resulted in the parkland we see today.

This tour is free and open to the public. Wear walking shoes and bring a refillable water bottle. Tours are cancelled for rain or extreme weather. Check website www.emeraldnecklace.org for updates or call 617-522-2700.