Providence Plantation, 300 Textor Hill Road, Evans City, will host a program on Washington's First Mission (1753) from 4 to 7 p.m. Saturday. Reservations are required. For admission and more information, call 724-538-8818 or visit the Web site, www.frontier-history.org.

<B>Carnegie Museum of Natural History</B>, 4400 Forbes Ave., Oakland, is hosting the exhibition "Whales/Tohora" through May 2. The interactive, immersive exhibit brings visitors eye-to-eye with some of the world's most elusive creatures. This international touring exhibition is from the Museum of New Zealand Te Papa Tongarewa. Museum 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. Closed major holidays. Admission, which includes the Carnegie Museum of Art, is $15 for adults, $12 for senior citizens, and $11 for students and children age 3 and older, and free for members and children younger than 3. Call 412-622-3131 or visit www.carnegiemnh.org.<B>Heinz History Center</B>, 1212 Smallman St., is showing "Behind the Scenes with the Pittsburgh Steelers: Photographs by Mike Fabus" through January. History Center hours are 10 a.m. to 5 p.m. daily, except holidays. Admission is $10 for adults, $9 for senior citizens age 62 and older, $5 for students with ID and for children ages 4 to 17, and free for children 3 and younger. Call 412-454-6000.<B>Phipps Conservatory and Botanical Gardens</B> in Schenley Park continues "Life in the Gardens: Fräbel Glass at Phipps" through January. This exhibit features the artistry of German-born artist Hans Godo Fräbel, a founding father of modern glass sculpture. Phipps is open daily from 9:30 a.m. to 5 p.m. and until 10 p.m. on Fridays. Admission rates are $10 for adults, $9 for seniors age 62 and older and students with ID, and $7 for children ages 2 to 18. Phipps members and children younger than 2 are admitted free. Call 412-622-6914 or visit www.phipps.conservatory.org.<B>Carnegie Science Center</B>, One Allegheny Ave., North Side, will host science- and technology-related workshops for SciTech Days from Nov. 10 to 13. The center will be closed because of the Steelers' home game on Nov 15, and Dec. 6, 20 and 27 for the same reason. Regular hours are 10 a.m. to 7 p.m. Fridays and Saturdays and from 10 a.m. to 5 p.m. Sundays through Thursdays; closed holidays. Regular admission is $14 for adults and $10 for senior citizens age 62 and older and children 3 to 12. Parking is $3. Call 412-237-3400 or visit the Web site, www.carnegiesciencecenter.org.