CityPass zeros in on the must-see attractions in Boston. You go straight to what you really want to see and do, and SAVE BIG on the price of regular admissions. Includes prepaid admission to the New England Aquarium, Museum of Science, Museum of Fine Arts - Boston; and a choice between the Skywalk Observatory at the Prudential Center or Harvard Museum of Natural History. See more and avoid most ticket lines. CityPASS is good for nine days, beginning with the first day of use — perfect for a weekend getaway or a longer vacation.