Receive a $2 discount off Adult General Admission for up to four (4) tickets, when you present your valid SEPTA TrailPass, TransPass, One Day Independence Pass, SEPTA Key or SEPTA Employee ID at the Box Office. Includes access to main exhibition and special exhibitions. Offer must be redeemed in person at Box Office. Limit four admissions per Perk. Cannot be combined with any other discounts or offers.