Jill Biden enjoyed a special zoo tour during last hours in her role as President-elect Donald Trump arrived in Washington DC ...

U.S. News Insider Tip: Opt for a tour instead of exploring on your own ... Park station – sits about a mile away near the Smithsonian's National Zoo & Conservation Biology Institute.

An affiliate of the Smithsonian Institution, the Health Museum teaches visitors everything they need to know about the human body. The museum is filled with interactive exhibits, as well as an on ...