Tours of Washington Irving's Sunnyside are approximately 50 minutes. Related to Washington Irving's Sunnyside Related articles How do I get to Washington Irving's Sunnyside? Can I bring my own food and beverages to your historic site tours? What is the Headless Horseman's Hideaway at The Great Jack O'Lantern Blaze? What can I see and do at Philipsburg Manor? What can I see and do at Washington Irving’s Sunnyside?