10 Best Museums in Washington (Costs & Tips, 2026)

Free, every day, no timed entry required — rare for a collection this deep. The West Building holds the only painting by Leonardo da Vinci on public display in the Americas (Ginevra de' Benci); the East Building's Calder mobile hangs over the entire atrium. Budget at least half a day if you want to see both wings properly.

The Hope Diamond sits in its own rotating case in the Harry Winston Gallery — 45.52 carats, cursed reputation entirely optional. Free, but the Hall of Mammals and dinosaur fossil hall alone can eat two hours; go early on weekends, this is the most-visited natural history museum on Earth.

Free entry, but a timed pass is required and weekend slots release online at 9am ET months out — same-day walk-up passes exist but aren't guaranteed. David Adjaye's bronze corona-lattice exterior, inspired by Yoruban caryatid columns, is worth photographing before you even go inside. Start in the underground history galleries; they're arranged as a slow ramp upward, chronologically, and it's disorienting to skip.

Housed in the old Patent Office Building, the third-oldest federal building in DC and the site of Lincoln's second inaugural ball. Norman Foster's undulating glass canopy over the Kogod Courtyard turns the central atrium into one of the best free indoor spaces in the city on a rainy afternoon.

Kehinde Wiley's Barack Obama portrait — the president seated in a wall of foliage — draws the longest lines of anything in the building next door, so go straight there first if you want a clear photo. Free, and one ticketless visit covers this and the American Art Museum together, since both share the Old Patent Office Building.

The curved Kasota limestone exterior was designed to evoke wind-carved rock formations, a deliberate break from the Mall's usual neoclassical marble. The Mitsitam Native Foods Cafe inside is regularly ranked one of the best museum cafes in the country — fry bread and wild rice dishes sourced from Native-owned producers, worth the detour even on a short visit.

Genuinely the calmest of the Smithsonian museums to visit, free and rarely crowded even on weekends — Gordon Bunshaft's raised concrete cylinder was controversial when it opened in 1974 and still reads as strange against the Mall's classical buildings. The sunken sculpture garden across the street has an Auguste Rodin cast most visitors walk right past.

The actual Star-Spangled Banner — the flag Francis Scott Key saw over Fort McHenry — hangs in its own climate-controlled gallery, dimly lit to protect the fabric. Dorothy's ruby slippers from The Wizard of Oz are two floors down, which tells you everything about how wide this museum's range actually is. Free, no timed entry.

One block from the White House, in a French Second Empire building that was the country's first purpose-built art museum — the Corcoran Gallery of Art's original 1859 home. Free entry, small enough to see properly in an hour, and its rotating installation art shows (past ones have filled entire rooms with grass or mirrors) reliably outdraw its permanent craft collection.

Real declassified CIA and KGB tradecraft gear fills the exhibits — an actual lipstick pistol, a pigeon-mounted camera, the Enigma machine — built around an interactive cover-identity storyline rather than static cases. Privately run, not part of the Smithsonian, so it's the one paid entry here: $27 at the door, timed tickets recommended online in advance.