Sesame Place 100 Sesame Rd, Langhorne, PA19047 A 14 acre theme park with attractions based on the children's TV program "Sesame Street." The park is open for the…More summer season from late spring through Halloween. Holiday programs also fill the park in December. The park features over 27 rides for youngsters. The park is located in the Langhorne section of Middletown Township.