La Concha Key West Hotel Welcomes You to Key West Florida! Discover a rich history, an enviable Old Town location and sun-drenched island charm when you choose the Crowne Plaza Hotel Key West – La Concha . Located on Duval St., La Concha, is the ideal Key West hotel. Guests can enjoy a leisurely stroll to nearby attractions like the Mel Fisher Museum, Hemingway House and Mallory Square. Duval Street offers fine dining, chic boutiques, the hottest clubs in town and iconic bars like Sloppy Joe’s.