Yes, 99% of all cysts are benign. If the cyst is complex ( a mixture of fluid and solid) or solid (more than 50% contains solid parts) the chances of it being benign are still 85%. The odds are overwhelmingly in your favor.
Eleven of the 19 Smithsonian Institution museums and galleries are at the National Mall in Washington D.C., the open-area national park in Washington, D.C running between the Lincoln Memorial and the United States Capitol, with the Washington Monument providing a division slightly west of the center.
The Smithsonian Museums in Washington, DC are world class attractions with a variety of exhibits ranging from a 3.5 billion-year-old fossil to the Apollo lunar landing module. Visitors enjoy examining more than 137 million objects, including many irreplaceable historic artifacts, works of art, scientific specimens and cultural exhibits. Admission to all of the Smithsonian museums is free. With 19 museums and galleries, there truly is something for everyone.