Fresh Pond Reservation

A ranger-led walk on tree identification at Fresh Pond

Join us for the Cambridge Water Dept.'s annual celebration of water, community, and sustainability in this open air festival!

Violin music in the park for children ages newbord-24 months (siblings welcome) as part of our "Forest Babies" series.

Discover the Headwaters of the Cambridge Drinking Supply by Bike
It's that time of year again! Join us on our 9th annual Cycle to the Source Watershed Tour.

The Monarch Butterfly has been declared an endangered species as of 2022. Join the Cambridge Water Department in our 9th Annual release of Monarchs as part of our raise & release program.

Stop by the Fresh Pond Ranger Station to get some free Milkweed seeds to help the endangered Monarch Butterfly!

...and Welcome to Winter! Join Ranger Tim on this annual tradition of a guided loop walk around Fresh Pond (2.25mi) as we explore and take part in the solstice traditions of nature and world cultures.

From 4/28 to 5/1, cities across the world compete to see who can make the most nature observations, find the most species, and engage the most people in the worldwide 2023 City Nature Challenge!

Join our newest Ranger for a lunch time walk around the reservoir to familiarize yourself with all the natural and man-made features that make up Fresh Pond.

This Earth Week give back to the places you love! It’s time for a “spring cleaning” and we’ll need all the volunteers we can get.

We'll have the buckets, bins, nets, microscopes, magnifying glasses, and nature guides... you just need to show up and see what you can find living in these waters with the local Cambridge Rangers!

Find out where Cambridge's tap water comes from in this free tour of the Cambridge Water Dept.

A free guided outdoor mindfulness class at Cambridge's Fresh Pond

Stop by Kingsley Park to meet your Dog Officers and get some dog treats!

Have you ever been curious about the life of a hornet’s nest, its construction, and the life of a hornet itself?

February is the month of hardship for most of the wild world, join Ranger Tim on this guided walk at Fresh Pond to witness nature and its adaptations to make it through to Springtime!

Solar Eclipse Viewing Party at Kingsley Park in Cambridge, Massachusetts
Hosted by the Cambridge Water Department at the City's Active Drinking Water Supply

A drop-in style program, pop in for 5 minutes or stay longer! Come and foster your curiosity and find out what lives in pond muck.

Come explore the Cambridge Watershed with us to learn about where your water comes from! This is a guided, 33 mile bike ride that explores watershed lands in Lincoln, Lexington, Weston, and Waltham.