Dresden Green Diamond

On exhibit at the Smithsonian

What's big and green and rare all over?

The 41-carat Dresden Green Diamond, the largest and finest natural green diamond ever found. It traveled from its home in the Albertinum Museum in Dresden, Germany, this fall to the Harry Winston Gallery at the Smithsonian Institution, where it will be on exhibit until January 10, sitting for the first time alongside the world's most-viewed museum object, the Hope Diamond. Tenth St. at Constitution Ave.; 877-932-4629.