• Earth Day Film & Nature Walk

    Langdon Park Recreation Center 2901 20th St NE, Washington DC, United States

    (DC) (Casey Trees) Come celebrate and experience Langdon Park Forest Patch, a 2.2-acre woodland that’s as rich in story as it is in biodiversity. The program will feature a presentation, a film, and a walk through the forest patch. Once overrun by invasive vines, this urban forest is now being brought back to health through the efforts of Langdon Park ...

  • Sunday Morning Bird Walk at Dyke Marsh

    Dyke Marsh Alexandria, VA, United States

    (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
  • Tuesday Morning Bird Walk at Kenilworth

    Kenilworth Aquatic Gardens 1550 Anacostia Ave, NE, Washington DC, United States

    (DC) (National Park Service) We invite you to join National Park Service volunteer and expert birder Molly Hermann for an engaging bird walk at Kenilworth Aquatic Gardens. This event is open to all, including those new to birding. We encourage participants to bring water, sunscreen, and binoculars if available. A limited number of binoculars are available for loan with a photo ID. ...

  • 2026 City Nature Challenge

    (DMV) Join community and citizen scientists all over the globe to observe wildlife: animals, plants, and fungi in backyards, neighborhoods, and parks in urban areas. Using iNaturalist to document them, you can share your observation to help scientists track the wildlife that share our urban areas. See DC metro area events here and in this calendar. Register to track you ...

  • Second Annual DC Climate Week Forest Bathing Walk

    Dumbarton Oaks Park Lover's Lane and R Street NW, Washington, DC, United States

    (DC) (Sarah DeWitt & Radhika Bhatt) During DC Climate Week, join Regenerative Leadership Coach and Forest Bathing Guide, Sarah DeWitt, and Climate Career Coach, Radhika Bhatt, for a Forest Bathing walk through Dumbarton Oaks Park for an opportunity to pause, reflect, and deeply connect with nature and each other.

    Free
  • The Butterfly Experience

    Brookside Gardens 1800 Glenallan Avenue, Wheaton, MD, United States

    (MD) (Montgomery Parks) A world of wonder takes flight as Montgomery Parks’ popular Butterfly Experience returns to Brookside Gardens. Visitors will be surrounded by hundreds of brilliant butterflies from the Americas, Africa, and Asia as they flutter among vibrant, lush tropical blooms. This intimate experience offers rare, up-close encounters while trained staff and volunteers highlight the stages of metamorphosis, the ...

    $11 – $16
  • City Nature Challenge at Meadowlark

    Meadowlark Botanical Gardens 9750 Meadowlark Gardens, Vienna, VA, United States

    VA) (NOVA Parks) Join us at Meadowlark Botanical Gardens for the global City Nature Challenge—an exciting opportunity to explore and document the wildlife all around us! Led by Roving Naturalist Matt Felperin, we’ll start with a quick introduction and practice session before heading into Meadowlark’s natural areas to document plants, birds, insects, amphibians, and more. The City Nature Challenge is ...

  • CNC Observation with Arlington Master Naturalists

    Madison Manor Park 6225 12th Rd N, Arlington, VA, United States

    (VA) (Arlington Regional Master Naturalists) Bring curiosity and a camera (mobile phone cameras are great!) to explore the hill and hollows of Brandymore Castle for the City Nature Challenge. Photograph wild plants and critters to upload to iNtauralist to help the greater DC area excell in this friendly worldwide competition. After the guided trek, feel free to explore on your ...