Lyndhurst Mansion

County: Westchester Co
Website: https://lyndhurst.org/
Open: Seasonally (See description for details)
Price: $10+
Dog-friendly: Yes, Dogs must be leashed
Lyndhurst, also known as the Jay Gould estate, is a Gothic Revival country house that sits in its own 67-acre park beside the Hudson River in Tarrytown, New York.
Several tours are offered for a fee (which includes grounds pass).
HOURS
Open daily, 9am – 4pm from April until the end of November & weekends in December.
ADMISSION
Grounds pass: $10 per person