Fort Henry will be transformed into the enchanted wonderland that is Pumpkinferno. Guests of all ages will tour the spectacular outdoor experience of glowing pumpkins inside the walls of this historic site. The Story Behind the Pumpkins The carved pumpkins you will see at Pumpkinferno are realistic, artificial pumpkins, whose forms have been shaped from molds of real pumpkins. The pumpkins have been designed and carved by a talented group of young artists from the Eastern Ontario region. These designers and carvers were selected based on their penchant for design,