Museums

MARYLAND HISTORICAL SOCIETY Open indefinitely: "The Voss Family, Artists of American Sporting Life"; "Borders and Boundaries: The Mason-Dixon Line"; "Maryland's Maritime Heritage: From Fells Point to the World." Open Friday-Sunday and Wednesday-Thursday 10 to 5. $8, seniors and students $6, ages 3 to 12 $4, younger than 3 free. 201 W. Monument St., Baltimore. 410-685-3750.

MARYLAND SCIENCE CENTER"Body Worlds 2" and "The Brain -- Our Three Pound Gem," through Sept. 30 (with museum admission $24, seniors and students $23, ages 3 to 18, $19.75; "Body Worlds"-only on selected evenings after museum exhibits close $19, ages 3 to 18 $14). Open Friday-Saturday 9 to 8, Sunday-Thursday 9 to 6, through Aug. 31. Museum admission, depending on options selected, $14-$19.50, ages 4 to 12 $9.50-$13.50. 601 Light St., Baltimore. 410-685-5225.

MERIDIAN INTERNATIONAL CENTER"Jam Session: America's Jazz Ambassadors Embrace the World," through July 13. Open Wednesday-Sunday 2 to 5. 1624 Crescent Pl. NW. 202-667-6800.

MOUNT VERNON"Setting the President's Table: American Presidential China From the Robert L. McNeil Jr. Collection," through Jan. 21. The home and burial place of George Washington. Open daily 8 to 5. $13, seniors $12, ages 6 through 11 $6, younger free. 3200 Mount Vernon Memorial Hwy., Alexandria. 703-780-2000.

NATIONAL ARCHIVES"Running for Office: Candidates, Campaigns and the Cartoons of Clifford Berryman," through Aug. 17. Open indefinitely: "Public Vaults"; "The Charters of Freedom." Permanent displays of the Declaration of Independence, the Constitution and the Bill of Rights. Open daily 10 to 7. Ninth and Constitution NW. 202-357-5000.

NATIONAL BUILDING MUSEUM"Eero Saarinen: Shaping the Future," through Aug. 23. Open indefinitely: "Cityscapes Revealed: Highlights From the Collection"; "Washington: Symbol and City." Building tours Monday-Wednesday at 12:30; Thursday-Saturday at 11:30, 12:30, 1:30; Sundays at 12:30 and 1:30. Museum open Monday-Saturday 10 to 5, Sunday 11 to 5. 401 F St. NW. 202-272-2448.

NATIONAL CRYPTOLOGIC MUSEUM Exhibits and artifacts on the history of code-making and code-breaking. Open weekdays 9 to 4. At the National Security Agency, off Route 32, Fort Meade. 301-688-5849.

NATIONAL GALLERY OF ART, EAST BUILDING Continuing: "Afghanistan: Hidden Treasures From the National Museum, Kabul," through Sept. 7. "Small French Paintings," indefinitely. Permanent collection of 20th-century art. Open Friday-Saturday and Monday-Thursday 10 to 5, Sunday 11 to 6. Fourth Street and Constitution Avenue NW. 202-737-4215 (TDD: 202-842-6176).

NATIONAL GEOGRAPHIC"Shaolin: Temple of Zen -- Photographs by Justin Guariglia," through Sept. 7; "China's Forgotten Fleet Voyages of Zheng He," through Sept. 7. "A Camera, Two Kids and a Camel," through Sept. 14. Open Monday-Saturday 9 to 5, Sundays 10 to 5. 17th and M streets NW. 202-857-7588.

NATIONAL MUSEUM OF AMERICAN JEWISH MILITARY HISTORY Artifacts, photographs and memorabilia documenting the role of Jewish men and women in the U.S. armed forces. Open Monday-Friday 9 to 5. 1811 R St. NW. 202-265-6280.

NATIONAL MUSEUM OF THE AMERICAN INDIAN Open indefinitely: "Our Lives: Contemporary Life and Identities"; "Our Peoples: Giving Voice to Our Histories"; "Our Universes: Traditional Knowledge Shapes Our World"; "Return to a Native Place: Algonquian Peoples of the Chesapeake"; "Window on Collections: Many Hands, Many Voices." Permanent and rotating exhibits about the history and culture of Native Americans. Open daily 10 to 5:30. Fourth and Independence SW. 202-633-1000 (TDD: 202-633-5285).