The National Museum of Natural History - Covers the natural world from prehistoric times to the present. If you have the kids in tow, they'll get a kick out of daily tarantula feedings in the Orkin Insect Zoo. The new Discovery Center has an IMAX theater and a gift shop on the lower level, with a Jurassic Park-load of dinosaur toys. The also-new Atrium Cafe is one of the best eateries in the Smithsonian complex and a great place to stop for lunch. The authentic Victorian ice cream parlor invites a visit for a sinful dessert.
Admission is free.
Across the Potomac in the Rosslyn area of Arlington, Va. Free Admission. FDR Memorial - Encompassing more than seven acres near the Jefferson Memorial, the site depicts the 12 years of Franklin Delano Roosevelt's presidency, highlighting events from the Great Depression and World War II through a series of four outdoor gallery rooms. Printing - The buck starts here at the world's busiest money machine, where 35 million notes are cranked out each day. Sorry, no free samples. Vietnam Veterans Memorial - A moving memorial to service personnel who died in the war, or remain missing in action.