Ernest Hemingway's house in Key West, Florida, is a popular tourist attraction known as the Ernest Hemingway Home and Museum. The house is where the famous American author lived and wrote during the 1930s. Here are some features you might find inside:

1. **Hemingway's Writing Studio:** The second floor of the house contains Hemingway's writing studio, where he worked on some of his most famous novels, including "A Farewell to Arms" and "For Whom the Bell Tolls."

2. **Antique Furniture:** The house is furnished with many pieces of antique furniture from the 17th and 18th centuries, giving visitors a sense of the historical ambiance.

3. **Art and Decor:** The interior is adorned with artwork and decor from Hemingway's time, providing a glimpse into the author's personal taste and style.

4. **Polydactyl (Six-Toed) Cats:** One of the notable features of the Hemingway Home is the presence of polydactyl cats, which are descendants of Hemingway's original cat, given to him by a ship's captain. These cats are often seen roaming the property.

5. **Hemingway's Possessions:** The house showcases some of Hemingway's personal possessions, giving visitors a sense of the author's life and interests.

6. **Gardens and Courtyard:** The property includes beautiful gardens and a courtyard, providing a tranquil setting for visitors to explore.

7. **Guided Tours:** Visitors can take guided tours of the house, during which knowledgeable guides provide information about Hemingway's life, work, and the history of the house.

Please note that the details may change, and it's recommended to check the official website or contact the museum directly for the most up-to-date information on visiting Hemingway's house in Key West.