All Day

Christmas Bird Count

Meadowside Nature Center 5100 Meadowside Lane

(DMV) (Audubon) (Montgomery Parks) Get ready to brave the cold for a great cause! Join Meadowside Nature Center’s team for Audubon’s annual Christmas Bird Count, a nationwide effort taking place from December 14 through January 5. You’ll join tens of thousands of volunteers across the nation in this long-running wildlife census, collecting critical data that helps assess the health of ...

Sign-Up for Free Trees in Arlington

(VA) (EcoAction Arlington) Apply to have a tree planted on your property. All private property in Arlington is eligible to have a native tree planted on the property through EcoAction Arlington's Tree Planting Program. Applications are open until January 14th, 2026!

Apply for a Free Tree in DC

(DC) (Casey Trees) Get Free Trees to accentuate your home with a beautiful shade tree at no cost. To register, submit an application with Casey Trees and one of their professional Urban Foresters will be in touch to start your process.

Monday Morning Birdwalk at Huntley Meadows

Huntley Meadows 3701 Lockheed Blvd, Alexandria

(VA) (Friends of Huntley Meadows) The Monday Morning Bird Walk is sponsored by the Friends of Huntley Meadows Park and takes place every Monday at 8 a.m. Following the walk, members of the group gather at the nearby Denny’s for breakfast and to compile the morning’s bird list. All are welcome.  

Free

Senior Wellness Walk in Deanwood

Deanwood Recreation Center 1350 49th St NE, Washington

(DC) (Department of Parks and Recreation) Just 30 minutes every day can increase cardiovascular fitness, strengthen bones, reduce excess body fat, and boost muscle power and endurance. It can also reduce your risk of developing conditions such as heart disease, type 2 diabetes, osteoporosis and some cancers. Participants will enjoy group walking around the neighborhood, around the park, or just ...

Free – $25