Environmental Film Festival
Where:: Various locations in Washington.
When:: Now through March 22.
What:: Annual event with more than 100 documentaries, archival and experimental and children's films selected to provide perspectives on global environmental issues. This year's focus is the ocean, covering nearly three quarters of the Earth but less known than the surface of the moon. Screenings will be held at museums, embassies, libraries and theaters.
How much: : Most showings are free.
What's nearby:: The National Museum of Natural History explores the environment, past and present. Sant Ocean Hall focuses on conservation and management of ocean waters and includes a 45-foot life-size model of a North Atlantic right whale. Call 202-633-1000.
Information:: For a schedule, go to dcenvironmentalfilmfest.org or call 202-342-2564.