Museums

FRIENDSHIP HEIGHTS VILLAGE CENTER Paintings and monotypes by Selma Cohen and June Carlough, through Friday. 4433 S. Park Ave., Chevy Chase. 301-656-2797.

HILLWOOD The former home of Marjorie Merriweather Post displays her collection of Russian and French decorative art and maintains 13 acres of formal gardens. Open Tuesday-Saturday 10 to 5. $12, seniors $10, students $7, ages 6 to 18 $5. 4155 Linnean Ave. NW. 202-686-5807.

HIRSHHORN"Currents: Recent Acquisitions," through March 16; "Black Box: Rivane Neuenschwander," through April 20; "The Cinema Effect: Illusion, Reality, and the Moving Image, Part I: Dreams," through May 11. Permanent collection of 19th- and 20th-century paintings and sculpture, and an outdoor sculpture garden. Open daily 10 to 5:30. Seventh and Independence SW. 202-633-1000 (TDD: 202-633-5285).

INTERIOR DEPARTMENT MUSEUM"Vietnam Veterans Memorial: America Responds," through May 23. Open indefinitely: "Conservation in Action: The Legacy of Rachel Carson"; "Portraits of Archeology"; "The Bats and the Bees: Pollination Systems in America"; "The Surveying and Mapping of America." Open weekdays except federal holidays 8:30 to 4:30, and from 1 to 4 on the third Saturday monthly. Free; photo ID required. 18th and C NW. 202-208-4743.

INTERNATIONAL SPY MUSEUM Permanent displays of wristwatch cameras, poison gas guns, a World War II Enigma cipher machine and other coding machines, disguises, etc. Open daily 10 to 6. $18, seniors $17, ages 5 to 11 $15, younger free. Separate admission to "Operation Spy," $14 for age 12 and older; combination ticket $25. 800 F St. NW. 202-393-7798.

KOSHLAND SCIENCE MUSEUM Open indefinitely: "Global Warming Facts & Our Future"; "Infectious Disease: Evolving Challenges to Human Health"; "Wonders of Science." Open daily except Tuesdays 10 to 5. $5, seniors, students and military $3. Sixth and E NW. 202-334-1201.

KREEGER MUSEUM The Philip Johnson-designed former residence of Carmen and David Kreeger displays their collection of 19th- and 20th-century paintings and sculpture, and traditional African art. Open Saturday 10 to 4; guided tours by reservation only Tuesday-Friday at 10:30 and 1:30. $8, seniors and students $5. 2401 Foxhall Rd. NW. 202-338-3552.

LIBRARY OF CONGRESS Open indefinitely: "Bob Hope and American Variety"; "Exploring the Early Americas." Tour the Thomas Jefferson Building hourly 10:30 to 3:30 Mondays-Fridays and 10:30 to 2:30 Saturdays. Open Monday-Saturday 10 to 5. 10 First St. SE. 202-707-4604.

MADAME TUSSAUDS Permanent displays of wax figures of celebrities and historical figures. Open daily 10 to 6. $25, seniors $23, ages 4 to 12 $18, younger free. 1025 F St. NW. 888-929-4632.

MARINE CORPS Multimedia exhibitions about the history of the U.S. Marine Corps and its role in the history of the United States, including re-creations of a Korean War battlefield and a Vietnam combat zone, indefinitely. Open daily 9 to 5. 18900 Jefferson Davis Hwy., Triangle. 877-653-1775.

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; "Body Worlds"- only on selected evenings after museum exhibits close $19, ages 3 to 18 $14). Open Friday 9:30 to 8, Saturday 9 to 6, Sunday 9 to 5, Monday-Thursday 9:30 to 5, through March 16. Museum admission, depending on options selected, $14-$19.50, ages 4 to 12 $9.50-$13.50; Fridays after 5, $8 for all. 601 Light St., Baltimore. 410-685-5225.

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.