Ernest Hemingway home33 images The southernmost point of the USA, 150 km from Cuba. Route 1 which runs along the Atlantic coast of the USA starts (and ends) here. Route 1 which runs along the Atlantic coast of the USA starts (and ends) here. Audubon house, built in 1830. John James Audubon, a naturalist known for his sketches, drew the birds of Florida during his visit here in 1832. Eduardo H. Gato house, 1894. Sunset key. Key LargoMatecumbe Key Labels