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Photo: Jim.henderson, CC BY-SA 4.0 via Wikimedia Commons
Free museum that has an interesting collection of multimedia with art, scientific instruments, books, photographs and other exhibits that document the history of chemistry, chemical engineering and the life sciences.
The Science History Institute is an institution that preserves and promotes understanding of the history of science. Located in Philadelphia, Pennsylvania, it includes a library, museum, archive, research center and conference center.
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The second site of the first national bank (originally located at Carpenters' Hall). Its exterior is made of blue marble, and the pediment contains the oldest known architectural reference to the Great Seal of the United States (an eagle).
A small museum showcasing the role of the Army, Navy, and Marines in early American history. The building is a reconstruction of one built in the 1790s that housed the office of the first Secretary of War.
This area contains the remnants of Benjamin Franklin's house (torn down 20 years after his death), the first post office (still in operation today), a Postal Service museum, an 18th-century printing office, and a Franklin museum. U.S. Park Rangers conduct printing demonstrations and performances of Franklin's "Glass Armonica." Great for kids.
The delegates from the first Continental Congress gathered in this building, built in 1770, and voted to declare independence from Great Britain. Afterwards, the hall housed the first and second banks of the United States and was the site of the first bank robbery in America.