Nature Observation

Events for April 18, 2026

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Vernal Pool Tour

Powder Milk Community Park 3099 Powder Mill Rd, Adelphi

(MD) (Anacostia Watershed Society) Join the Anacostia Watershed Society for a Vernal Pool Tour at Powder Mill Community Park! Vernal pools are temporary seasonal pools of water that provide habitat for specialized species like wood frogs and spotted salamanders. If you'd like to get closer to the vernal pools to checkout what's inhabiting them, we recommend wearing rubber boots.

Earth Day Film & Nature Walk

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

(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 ...