Lancaster PA Bed and Breakfast Inn at The Osceola Mill House B&B. It is our pleasure to share our antique limestone bed and breakfast inn with guests deserving fine accommodations in a warm and friendly setting. Our Lancaster Bed and Breakfast have spacious common rooms and guest rooms which blend the feel of the past with the comforts of today. Built circa 1766, The Osceola Mill House Bed and Breakfast rests on the banks of Pequea Creek in a quaint historic setting adjacent to a 1757 mill and a mid- 19th century miller's cottage in Amish Pennsylvania Dutch Country in beautiful Lancaster, PA. Beautiful antiques, quality ...