Take a ferry to the historic Alcatraz Island prison, exploring history and stunning bay views. Book tickets in advance as this is a popular attraction.
Explore one of the world's leading aquariums showcasing marine life of the Pacific Ocean. Open 10am to 5pm, so enjoy a leisurely morning walk nearby before entry.
Explore majestic Hearst Castle, a National Historic Landmark known for its opulent architecture and art collections. Tours run until 5pm; book tickets in advance.