What are some examples of famous museums in Philadelphia?

* Philadelphia Museum of Art: This world-renowned museum is home to a collection of over 240,000 works of art from around the world, including paintings, sculptures, prints, drawings, photographs, and textiles. Some of the most famous works in the museum's collection include Vincent van Gogh's _The Starry Night_, Pablo Picasso's _Guernica_, and Marcel Duchamp's _Fountain_.

* Barnes Foundation: The Barnes Foundation is a museum and educational institution that houses the art collection of Albert C. Barnes, a wealthy businessman and art collector. The collection includes over 2,500 works of art, including paintings, sculptures, drawings, and decorative arts. Some of the most famous works in the collection include Renoir's _Luncheon of the Boating Party_, Cézanne's _Mont Sainte-Victoire_, and Van Gogh's _Self-Portrait with Bandaged Ear_.

* Academy of Natural Sciences of Drexel University: The Academy of Natural Sciences is a natural history museum that houses a collection of over 18 million specimens of plants, animals, and fossils. The museum also has a planetarium, a butterfly garden, and a dinosaur hall.

* Franklin Institute: The Franklin Institute is a science museum and research center that is dedicated to the life and work of Benjamin Franklin. The museum has a wide variety of exhibits on science and technology, including a planetarium, a 3D theater, and a simulated space mission.

* Pennsylvania Academy of the Fine Arts: The Pennsylvania Academy of the Fine Arts is the oldest art museum in the United States. The museum has a collection of over 30,000 works of art, including paintings, sculptures, prints, drawings, and photographs. Some of the most famous works in the collection include Thomas Eakins' _The Gross Clinic_, Winslow Homer's _Snap the Whip_, and Mary Cassatt's _The Boating Party_.