Yes, there can be columns in a stone house. Columns can serve both structural and aesthetic purposes. Structurally, they can help to support beams, roofs, or other loads, especially in larger spaces or when open floor plans are desired. Aesthetically, columns can enhance the design of a stone house, adding to its architectural style and character. In traditional stone architecture, columns may be made from the same stone as the walls or might be constructed from different materials, depending on the design. They can be used in entryways, porches, or as part of internal layouts. Additionally, the style of the columns (e.g., Doric, Ionic, Corinthian) can reflect the architectural influence or period in which the house was built.