Go see some pandas and elephants!
If you don't get enough plants at the reception!
This gallery/workshop space in Old Town Alexandria showcases a lot of local artists. And while you're there, you can enjoy Old Town, too!
If you're looking to check a Smithsonian museum off your list, the giant hangar museum near the Dulles airport is an easy option from the venue! You can even see one of the space shuttles!