All Day

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.

Birds and Beans at Burke Lake

Burke Lake Park 7315 Ox Rd, Fairfax Station

(VA) (Fairfax County Parks) Enjoy a hot cup of coffee while you hike with a naturalist and look for birds. The program will begin with a short discussion of the concept of bird-friendly coffee. To reduce waste, please bring your own mug to fill. Tea and hot cocoa options will also be available. Ages 4+ with adult.

$12

Sunday Morning Bird Walk at Dyke Marsh

Dyke Marsh Alexandria

(VA) (Friends of Dyke Marsh) Join FODM for a bird walk every Sunday at 8 a.m. The Dyke Marsh Wildlife Preserve is a freshwater, tidal marsh on the Virginia side of the Potomac River in Fairfax County. It is a unit of the George Washington Memorial Parkway, U.S. National Park Service.

Free

Seed Cleaning at Earth Sangha

Earth Sangha 51011 Backlick Rd, Annandale

(VA) (Earth Sangha) Help Earth Sangha clean and prepare native seeds for spring planting. Seed cleaning will take place every Sunday through the winter.

Winter Wildlife Detectives

Rock Creek Nature Center 5200 Glover Rd NW, Washington

(DC) (National Park Service) Bundle up and step into the role of a Winter Wildlife Detective! Explore real pelts and tracks from Rock Creek Park animals—like foxes, coyotes, raccoons, and even sleepy woodchucks—and uncover the secrets they leave behind in the snow. Through hands-on discovery and fun clue-hunting questions, kids learn how animals stay warm, find food, and survive the ...

Invasive Plant Removal at 630 West

Reservation 630 West 3031 Sedgwick Street Northwest, Washington

(DC) (Rock Creek Conservancy) Join Rock Creek Conservancy and Rock Creek Weed Warrior Leader Kathy Sykes for this invasive plant removal restoration event in Rock Creek Park. Invasive plants are a major threat to our fragile forests, and stopping their spread helps allow native plants to thrive in the understory. This event is part of an area-wide volunteer-powered effort to ...

Free

Winter Naturalist Walk at Balls Bluff

Balls Bluff Regional Park Ball’s Bluff Road, Leesburg

(VA) (Loudoun Wildlife Conservancy) Join naturalist Jake van Schilfgaarde on this winter walk at Balls Bluff Regional Park to discover and discuss animals’ and plants’ survival strategies in Virginia winters. We will look for signs we find along the trails, which have moderate, rocky slopes and could be muddy or icy. We will enjoy a beautiful time out of doors ...

Exhibit: Dazzling Diversity

Smithsonian National Museum of Natural History 1000 Madison Drive NW, Washington

(DC) (Smithsonian Natural History Museum) Celebrate the vast and varied insect world through the pages of early natural history books from the Smithsonian Libraries and Archives. Dazzling Diversity provides a glimpse into the wealth of recorded scientific knowledge in these books, and the continuing relevance of historical science to contemporary biodiversity research. It offers a snapshot of different classes of ...

Exhibit: Recovering Our Night Skies

Smithsonian National Museum of Natural History 1000 Madison Drive NW, Washington

(DC) (Smithsonian Natural History Museum) Artificial lights have become such common nighttime fixtures that we take them for granted. But what do brighter nights mean for people and wildlife? The effects of light pollution go beyond our diminishing view of the stars, but the solutions can have an immediate impact. Through over 100 photographs, nearly 250 objects, interactive experiences, tactile ...

Ice Skating at the Sculpture Garden

National Gallery of Art Sculpture Garden 7th Street & Constitution Ave. NW, Washington

(DC) (National Gallery of Art) The beloved winter tradition returns to the National Gallery of Art! Enjoy the beauty of the Sculpture Garden, festive displays and winter refreshments through March 2nd. The ice rink is open 11:00 a.m. to 9:00 p.m., Sunday through Thursday, and 11:00 a.m. to 11:00 p.m., Friday and Saturday. Skating sessions begin on the hour and ...

$12 – $18

Dogs for Conservation (Virtual)

(VA) (Fairfax County Parks) Join Laura Holder, founder of Conservation Dogs Collective, for an inside look at the groundbreaking work her team of canine conservationists is doing. These specially trained dogs are using their powerful noses to locate endangered species like bumblebee nests and turtles, playing a vital role in wildlife preservation. They're also helping to detect and eradicate invasive ...

$15

Searching for Lost Birds

National Wildlife Federation 11100 Wildlife Center Drive, Reston

(VA) (Northern Virginia Bird Alliance) Join us on for our first Alliance Afternoon of 2026! We'll will kick off the meeting by conducting chapter business, followed by celebrations of the Christmas Bird Count and the 2026 Photo Contest Calendar. The featured presentation will be given by guest speaker John Mittermeier of the American Bird Conservancy, who will speak on the Search for ...

$20 – $25

Cozy Winter Craft Night

Long Branch Nature Center at Glencarlyn Park 625 S Carlin Springs Rd, Arlington

(VA) (Arlington Parks) Embrace the warmth of creativity this winter at our cozy winter craft night—a relaxing evening just for adults at the nature center. Sip tea or hot cocoa and unwind with nature-inspired crafts and good company. Materials provided. Ages 16 +.

$10