美利坚合众国的摇篮——费城

　　
　　l Academy of Natural Sciences. Not just a natural history museum, this institution also has an active research arm and library. Highlights of the museum include a 2-story dinosaur exhibit, a butterfly walk-through area, and a children's nature center with live animals. Special exhibits include an exhibit on chocolate in the summer of 2004, and the Lewis and Clark National Bicentennial Exhibition starting in November 2004. The museum located on the Ben Franklin Parkway and is open 10 a.m. until 4:30 p.m. on weekdays, 10 a.m. until 5 p.m. on weekends and holidays. Admission is $10 for adults, $8 for children, $8.25 for seniors and veterans, and a $1 discount is offered to area college students with a valid ID.
　　
　　l The African-American Museum in Philadelphia. The African-American Museum in Philadelphia is located at 701 Arch Street and is open 10 a.m. until 5 p.m. Tuesday through Saturday. The museum charges an admission fee of $8 per adult and $6 per child or senior citizen.
　　
　　l Atwater Kent Museum of Philadelphia History. This museum, "where history inspires the future," is located just around the corner from the Liberty Bell and Independence Hall, features a hands-on and comprehensive history of America's "birthplace" and founding city. Unique to the museum is a "walkable" map of the region on the floor of the museum. In minutes, you can walk between suburban Montgomery County and the heart of Philadelphia in center city! The museum is open between 1 and 5 p.m. Wednesday through Sunday. Admission is $5 for adults, $3 for seniors and children 13 - 17 years old, and free for children under 12 years of age.
　　
　　l Independence Seaport Museum. This museum has lots of interesting displays regarding the maritime history of Philadelphia, from colonial times through the days of slave-trading to the Industrial Revolution. Highlights include a mockup of a navigation room and a place where you can view woodworkers handcrafting rowboats. The museum is located in Penn's Landing and has some great views of the Delaware River and the Ben Franklin Bridge.
　　
　　l The Franklin Institute Science Museum. This museum attracts some of the top scientific exhibits in the world, including the Titanic Artifacts exhibit, an upcoming exhibit of the Egyptian Treasures found in King Tut's tomb, and of course the 300th birthday celebration of Ben Franklin himself, which will be in 2006. Be sure to walk through the giant-sized human heart, a favorite with kids.
　　
　　l The Mutter Museum. Originally open only to medical students, this collection of medial oddities is quickly becoming one of the city's most popular attractions. Not for the faint of heart, this museum includes lots of items in formaldhyde, lots of skeletons, and one of the only men to ever decompose into soap.
　　
　　l The National Museum of American Jewish History.
　　
　　l Rare Book Department of the Philadelphia Free Library. If you're into rare books at all, take the free tour, offered at 11 a.m. Mon-Fri, of the Philadelphia Free Library's amazing rare book collection. Besides the Gutenberg Bible, highlights include medieval manuscripts, children's book illustrations, and the stuffed body of Poe's pet raven Grip, the raven who inspired "The Raven."