In honor of Presidents Day, the Friends of Theodore Roosevelt Island and the National Park Service are hosting a volunteer outling to clean up the island and remove invasive plant species. Please Register to RSVP for your preferred task so we can provide the appropriate amount of tools and equipment. Group 1 will be tasked with removing trash and debris from the Memorial Plaza and the Potomac Heritage Trail. Group 2 will be tasked with removing wineberry, an invasive plant species. This event is open to members and non-members alike, and there is no charge to attend.