ALT Two Canada geese calmly swimming on a rippling pond with muted green water.

ALT Curved paved path with yellow dashed lines runs through a grassy park area beside a calm blue river under a clear sky.

ALT Volunteer in purple shirt and cap cutting tall grass with loppers in a sunny green field with others working in the background.

ALT Three small sailboats with colorful sails glide across calm water near a built-up shoreline under a cloudy sky.

ALT Close-up of a brown dragonfly with patterned wings perched on a dried grass stalk against a blurred green background.

ALT Dark brown butterfly with orange and white spots feeding on vibrant pink clustered flowers in a green grassland.

ALT Small sailboats docked at a wooden pier on a calm riverbank under a clear blue sky.

ALT Osprey perched on a weathered tree stump against a clear sky, showing its sharp eyes and detailed feathers.

ALT Large, dark-colored birds with outstretched wings flying above green leafy tree branches against a clear blue sky.

ALT Sailboats docked at a marina reflecting on calm water under a vibrant orange and purple sunset sky.

ALT Four people working together to lift a large section of a fallen tree in a wooded area.

ALT Two ducks perched on a partially submerged log in calm water with autumn-colored trees in the background.

ALT Sandy shoreline scattered with fallen autumn leaves and driftwood under a cloudy sky.

ALT A forest path covered in fallen autumn leaves with trees displaying vibrant yellow and orange foliage.

ALT Aerial view of a river with scattered green islands and dense forest along the banks under clear skies.

ALT Clear blue sky over a grassy riverbank with vine-covered trees and the Washington Monument visible across the water.

ALT Calm river reflecting a clear blue sky, bordered by lush green foliage and a distant shoreline under scattered clouds.

ALT Close-up of the Marine Corps War Memorial showing soldiers raising the American flag with determined expressions and detailed helmets.

ALT Ornate vintage carousel with brightly painted horses and intricate decorations inside a wooden pavilion.

ALT Various handcrafted pottery bowls, plates, and pitchers displayed on white tables at the Glen Echo Pottery Studio and Gallery outdoor setup.

ALT Large group of people dancing in pairs inside a spacious, well-lit hall with wooden floors and high windows.

ALT A stalk of tall green grass with feathery seed heads rises above a vibrant bed of low-lying aquatic plants, with a dense, sunlit woodland in the background.

ALT Curved paved path winding through a park lined with trees full of golden leaves near a calm river under a clear blue sky.

ALT National Park Service emblem featuring a tree, mountain, and bison above the text 'Parkway Alert'.

ALT Portrait of Theodore Roosevelt, with a prominent mustache and pince-nez glasses in early 20th-century attire.