Self-guided Sightseeing Tour #2 in Key West, United States

The Dr. Joseph Y. Porter House is a historic home in Key West, Florida. It is located at 429 Caroline Street. On June 4, 1973, it was added to the U.S. National Register of Historic Places.

Wikipedia: Dr. Joseph Y. Porter House (EN)

The Mel Fisher Maritime Museum is located at 200 Greene Street, Key West, Florida. The museum contains an extensive collection of artifacts from 17th century shipwrecks, such as the Henrietta Marie, Nuestra Señora de Atocha and Santa Margarita. Also included are the shipwrecks and artifacts of The Santa Clara, a Conquistador-era galleon (1564), The Guerrero & Nimble. A rotating gallery exists on the second floor of the museum and is currently displaying an exhibit or artifacts belonging to Cuban Rafters, Balseros, who arrive to Key West in hand-crafted vessels. Terrestrial archaeological sites include The African Cemetery of Key West, located on Higgs Beach. The museum is named for founder Mel Fisher and was created as a 501(c)3 non-profit charity organization, thus Fisher's fortune is not financially linked to the museum. It is a museum, a lab, and a nationally recognized research facility.

Wikipedia: Mel Fisher Maritime Heritage Museum (EN), Website, Heritage Website

The Audubon House & Tropical Gardens is located at 205 Whitehead Street, Key West, Florida.

Wikipedia: Audubon House and Tropical Gardens (EN), Website

USCGC Ingham (WPG/WAGC/WHEC-35) is one of only two preserved Treasury-class United States Coast Guard Cutters. Originally Samuel D. Ingham, she was the fourth cutter to be named for Treasury Secretary Samuel D. Ingham. She was the most decorated vessel in the Coast Guard fleet and was the only cutter to ever be awarded two Presidential Unit Citations.

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The Ernest Hemingway House was the residence of American writer Ernest Hemingway in the 1930s. The house is situated on the island of Key West, Florida. It is at 907 Whitehead Street, across from the Key West Lighthouse, close to the southern coast of the island. Due to its association with Hemingway, the property is the most popular tourist attraction in Key West. It is also famous for its large population of so-called Hemingway cats, many of which are polydactyl.

Wikipedia: Ernest Hemingway House (EN), Website

The Key West Lighthouse is located in Key West, Florida. The first Key West lighthouse was a 65-foot (20 m) tower completed in 1825. It had 15 lamps in 15-inch (380 mm) reflectors.

Wikipedia: Key West Lighthouse (EN)

The Southernmost Point Buoy is an anchored concrete buoy in Key West, Florida that claims to mark the southernmost point in the continental United States — though it is neither the true southernmost point of the continental US nor of Key West — and was established as a tourist attraction by the city on September 10, 1983. The large painted buoy is 18 feet (5.5 m) above sea level at the corner of South Street and Whitehead Street.

Wikipedia: Southernmost point buoy (EN)