Popular attractions in San Francisco include Alamo Square known for its Painted Ladies Victorian houses and city views, Alcatraz Island which was a former federal prison and home to infamous inmates like Al Capone, and Chinatown. Fisherman's Wharf is a busy tourist area with seafood restaurants and stalls while Pier 39 has shopping, entertainment, and sea lions. Lombard Street is renowned as the crookedest street in the world and the Transamerica Pyramid is the tallest skyscraper in the city.