Discount Parking is available near the Marathon Grill on JFK Blvd. Each parking location listed above offers a special web coupon with guaranteed discounted parking rates. Select a location address to see parking details and print the web coupon. A web coupon must be presented for these special rates, so please present one when you park. The Marathon Grill is located in Center City among many large office buildings and across the street from the JFK Plaza - also known as Love Park.