Sullivan Expedition Against the Iroquois Indians, 1779 (Learned's Tavern)- PLAQUE. The last house on the frontier. The end of the second day's march June 19, 1779. Distance 16 miles. Rt. 611 at bridge at Old Mill Rd., Tannersville, PA by Pennsylvania Historical and Museum Commission Colour: blue Wikimedia: Flickr: Google Streetview OpenStreetMap