Paranormal Evenings: The Frelinghuysen Mansion
Take part in a unique paranormal investigation at the historic Frelinghuysen Mansion. The Mansion was built in 1891 by George Griswold Frelinghuysen, President of Ballantine Brewing Company. Explore the rooms of the mansion and use different techniques to reach out to the other s…
The Morris County Parks calendar didn’t give us much to work with here beyond the basics. Paranormal Evenings at the Frelinghuysen Mansion lands on September 19, 2026, starting at 7 p.m. at the Frelinghuysen Arboretum. Check the Morris County Parks site directly for ticket prices, what exactly goes bump in the night, and anything else you’d want to know before showing up to a Victorian mansion after dark.