Caption
Phytoplankton Bloom in the Chesapeake watershed. Credit
Chuck Gallegos with aerial support from LightHawk Source
Smithsonian Environmental Research Center (SERC) Visitors: The Woodlawn History Center will be closed this Saturday, Sept. 23. Normal hours are Friday and Saturday, 10:00am - 2:00pm.
Read Plan Your Visit for information on where to park, updated maps and hours, safety, and more.