Harmony Museum on Mercer Street in Harmony offers guided tours from 1 to 4 p.m. daily except Mondays. Reservations are suggested for weekends and required for groups. Call 724-452-7341 or 888-821-4822; visit www.harmonymuseum.org.

<B>Drake Well Museum</B>, 202 Museum Lane, Titusville, will host the 13th annual Charter Day celebration from 2 to 4 p.m. March 11 in the lobby. Admission is free, and light refreshments will be served. The celebration will include an exhibit from amateur archaeologist John Sites, who will display an assortment of relics dating to Paleolithic times. Call 814-827-2797 or visit drakewell.org.

<B>Fort Pitt Museum</B> in Point State Park is featuring “The American Frontier Rifleman: Tall Tales & Truth,” which explores 200 years of this American legend through rare artifacts, lifelike museum figures, and displays through April 30. Visit www.heinzhistorycenter.org.<B>Phipps Conservatory and Botanical Gardens</B> presents the annual orchid and tropical bonsai show through Sunday. Admission is free today thanks to the Jack Buncher Foundation. The conservatory at One Schenley Park is open from 9:30 a.m. to 5 p.m. daily and until 10 p.m. Fridays. Regular admission is $12 for adults, $11 for senior citizens and for students with valid ID, $9 for children ages 2 to 18, and free for children younger than 2. Call 412-622-6914 or visit the website http://phipps.conservatory.org.<B>Heinz History Center</B>, 1212 Smallman St., presents “Stars and Stripes: An American Story” through June 17. The center is open daily from 10 a.m. to 5 p.m. Admission is $10 for adults, $9 for senior citizens, $5 for students with ID and for children ages 4 to 17, and free for children 3 and younger. Call 412-454-6000 or visit www.heinzhistorycenter.org.<B>Carnegie Museum of Natural History</B>, 4400 Forbes Ave., Oakland, has free admission from 3:30 to 8 p.m. Thursdays in March. Andy Warhol’s eight “Dogs and Cats” paintings, created in 1976, are on view in the Entrance Gallery through June 30. Regular admission is $15 for adults, $12 for senior citizens, and $11 for students with ID and children ages 3 to 18, and free for members and children younger than 3. Hours are 10 a.m. to 5 p.m. Tuesdays through Saturdays, with additional hours until 8 p.m. Thursdays, and noon to 5 p.m. Sundays. Call 412-622-3131 or visit the website www.carnegiemnh.org.<B>ToonSeum</B>, Pittsburgh’s Museum of Cartoon Art at 945 Liberty Ave., presents “Will Eisner’s New York,” a rare collection of original works by the comics pioneer. An opening reception will be held at 7 p.m. Tuesday; cost is $7. Tickets can be reserved at www.eisnertoonseum.eventbrite.com. Call 412-232-0199.<B>Children’s Museum</B>, 10 Children’s Way, Allegheny Square, presents the exhibit “Wheels” through May 18. Hours are 10 a.m. to 5 p.m. Mondays to Saturdays and noon to 5 p.m. Sundays. Admission is $12 for adults, $11 for children ages 2 to 18 and senior citizens, and free for children younger than 2. Call 412-322-5058 or visit www.pittsburghkids.org.<B>National Aviary</B>, 700 Arch St., is open daily from 10 a.m. to 5 p.m. Admission is $13 for adults, $12 for senior citizens, $11 for children ages 2 to 18, and free for children younger than 2. Call 412-323-7235 or visit www.aviary.org.