The Key West Aquarium, 1 Whitehead Street. Showcasing the diverse marine life that inhabit the waters of Key West, the aquarium offers guided tours, a touch tank and daily fish feedings.
The Key West Butterfly & Nature Conservatory, 1316 Duval Street. One of only three major butterfly facilities in Florida, the conservatory features a 5,000-square-foot glass-domed tropical butterfly habitat. Visitors can observe between 750 and 1,200 butterflies from 30 to 50 species in the habitat, as well as learn about butterflies' role in the natural world and watching them hatch in a special metamorphosis chamber.
Audubon House & Tropical Gardens, 205 Whitehead Street. This restored historic home contains original Audubon engravings from 1832, when the artist and ornithologist visited Key West and sketched 18 new species for his "Birds of America" folio.
Bahama Village, Petronia Street. Revitalized neighborhood showcasing Key West's Caribbean heritage through a Bahamian marketplace, shops, ethnic restaurants and galleries.
Curry Mansion, 511 Caroline Street. An elaborate Victorian structure built on the site of the homestead of Florida's first millionaire. Curry Mansion now serves as a historic house museum showcasing an era of elegance. An inn is situated on the property; the structure is on the National Register of Historic Places.
East Martello Museum & Gallery, 3501 South Roosevelt Blvd.. This historic military fort is filled with unique artifacts and memorabilia, along with the works of renowned local artists Mario Sanchez and Stanley Papio.
Flagler Station Over-Sea Railway Historeum, 901 Caroline Street. Artifacts, historic film footage and still photographs commemorate Henry Flagler's construction of "the railroad that went to sea." An engineering marvel completed in 1912, the railroad connected Key West with the mainland for the first time.
Fort Zachary Taylor State Historic Site, Enter through Truman Annex on Southard Street. Constructed between 1845 and 1866, this fort remained in Union hands throughout the Civil War and was later used during the Spanish-American War. The fort's collection of Civil War cannons is the largest in America.
The Key West Museum of Art & History, 281 Front St. near Mallory Square. Operated by the Key West Art & Historical Society, the museum showcases regional, national and international fine art and historical collections and is a vital repository of artifacts related to the history and culture of the Florida Keys. The museum is located in Key West's restored Custom House building.
Lofton B. Sands African-Bahamian Museum and Resource Center, 324 Truman Ave. Located in Key West's historic Bahama Village, this museum spotlights the island's African-Bahamian history through a rich collection of photographs, correspondence, vintage clothing and memorabilia.
Mel Fisher Maritime Museum, 200 Greene Street. This museum showcases the richest single collection of 17th-century maritime and shipwreck antiquities in the Western Hemisphere - including the treasure of the Nuestra Señora de Atocha.
Nancy Forrester's Secret Garden, 1 Free School Lane. Self-guided tours are offered through this lush rainforest habitat. Palms, orchids, rare and indigenous plants, and exotic tropical birds are among the attractions.
The San Carlos Institute, 516 Duval Street. Founded in 1871 to preserve Cuban culture and promote the freedom of Cuba, the San Carlos functioned as a school and cultural center. In a historic 1892 speech from the building's balcony, Cuban patriot Jose Marti united the Cuban exile community and launched his drive for Cuba's independence. Today the museum is an affiliate of the Smithsonian Institution, with a library, art gallery, theater and school classes centering around Cuban history and the Spanish language.
The Southernmost House, 1400 Duval Street. Built in 1896 overlooking the Atlantic Ocean, the house epitomizes the grandeur of the island city's historic heyday. The public rooms feature an extraordinary array of political and literary memorabilia - including letters handwritten by Ernest Hemingway - collected by the house's owner.
Turtle Kraals Museum, 200 Margaret Street. People can learn about turtles and their preservation, and Key West's turtling industry, at this unique museum in the island city's Historic Seaport. Visitors also can view a display of turtle shells and sea turtle products, and learn about the modern-day perils turtles face.
The Oldest House/Wrecker's Museum, 322 Duval Street. Said to be the oldest structure in Key West, this 1829 home - formerly inhabited by Captain Francis Watlington and his nine daughters - is furnished with artifacts and antiques recalling Key West's rich wrecking heritage. Included among them are the official rules of the wrecking industry and a wreckers' black list.
Key West's wrecking industry comes alive at the Key West Shipwreck Historeum, 1 Whitehead St. The museum combines actors, films, laser technology and actual artifacts from the shipwrecked "Isaac Allerton," which sank in Keys waters in 1856.